{"id":273,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/time-waveform\/"},"modified":"2026-05-23T22:31:51","modified_gmt":"2026-05-23T22:31:51","slug":"time-waveform","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/time-waveform\/","title":{"rendered":"S\u00f3ng th\u1eddi gian trong ph\u00e2n t\u00edch rung \u0111\u1ed9ng l\u00e0 g\u00ec?"},"content":{"rendered":"<h1>D\u1ea1ng s\u00f3ng th\u1eddi gian: N\u1ec1n t\u1ea3ng c\u1ee7a ph\u00e2n t\u00edch rung \u0111\u1ed9ng<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"B\u1ed9 \u0111\u1ea7y \u0111\u1ee7 m\u00e1y c\u00e2n b\u1eb1ng v\u00e0 ph\u00e2n t\u00edch rung \u0111\u1ed9ng c\u1ea7m tay Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"C\u1eadn c\u1ea3nh c\u1ea3m bi\u1ebfn rung Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">C\u1ea3m bi\u1ebfn rung<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"B\u1ed9 d\u1ee5ng c\u1ee5 c\u00e2n b\u1eb1ng r\u00f4to Vibromera: h\u1ed9p \u0111\u1ef1ng, b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh t\u00edn hi\u1ec7u \u0111a k\u00eanh, m\u00e1y ph\u00e2n t\u00edch c\u1ea7m tay, \u0111\u1ebf t\u1eeb, c\u1ea3m bi\u1ebfn rung v\u00e0 d\u00e2y c\u00e1p xo\u1eafn.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"\u0110\u1ebf nam ch\u00e2m.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb Insize-60-kgf\">\u0110\u1ebf t\u1eeb Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/reflective-tape\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"B\u0103ng ph\u1ea3n quang\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">B\u0103ng ph\u1ea3n quang<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>10.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/dynamic-balancer-balanset-1a\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"N\u1ed9i dung b\u1ed9 s\u1ea3n ph\u1ea9m Balanset-1A bao g\u1ed3m thi\u1ebft b\u1ecb giao di\u1ec7n, c\u1ea3m bi\u1ebfn, m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d OEM\">M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/vi\/wp-json\/wp\/v2\/glossary\/273?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>The <strong>d\u1ea1ng s\u00f3ng th\u1eddi gian<\/strong> \u2014 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u00edn hi\u1ec7u mi\u1ec1n th\u1eddi gian \u2014 l\u00e0 t\u00edn hi\u1ec7u th\u00f4, ch\u01b0a \u0111\u01b0\u1ee3c x\u1eed l\u00fd m\u00e0 xu\u1ea5t ph\u00e1t tr\u1ef1c ti\u1ebfp t\u1eeb m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/transducer\/\">c\u1ea3m bi\u1ebfn rung \u0111\u1ed9ng<\/a> ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/accelerometer\/\">c\u1ea3m bi\u1ebfn gia t\u1ed1c<\/a> ho\u1eb7c m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/proximity-probe\/\">\u0111\u1ea7u d\u00f2 ti\u1ec7m c\u1eadn<\/a>. N\u00f3 l\u00e0 bi\u1ec3u \u0111\u1ed3 bi\u1ec3u th\u1ecb <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/amplitude\/\">bi\u00ean \u0111\u1ed9<\/a> c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> tr\u00ean tr\u1ee5c d\u1ecdc (Y) theo th\u1eddi gian tr\u00ean tr\u1ee5c ngang (X). N\u00f3i c\u00e1ch kh\u00e1c, n\u00f3 l\u00e0 h\u00ecnh \u1ea3nh tr\u1ef1c ti\u1ebfp, theo t\u1eebng th\u1eddi \u0111i\u1ec3m v\u1ec1 chuy\u1ec3n \u0111\u1ed9ng l\u1ea1c h\u1eadu v\u00e0 ph\u00eda tr\u01b0\u1edbc v\u1eadt l\u00fd c\u1ee7a m\u00e1y t\u1ea1i v\u1ecb tr\u00ed c\u1ea3m bi\u1ebfn trong m\u1ed9t c\u1eeda s\u1ed5 th\u1eddi gian ng\u1eafn \u2014 b\u1ea3n ghi g\u1ed1c t\u1eeb \u0111\u00f3 m\u1ecdi h\u00ecnh \u1ea3nh kh\u00e1c c\u1ee7a d\u1eef li\u1ec7u \u0111\u1ec1u \u0111\u01b0\u1ee3c r\u00fat ra.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: D\u1ea1ng s\u00f3ng th\u1eddi gian l\u00e0 g\u00ec?<\/h2>\n<p>Tr\u01b0\u1edbc khi x\u1eed l\u00fd to\u00e1n h\u1ecdc b\u1ea5t k\u1ef3, c\u1ea3m bi\u1ebfn t\u1ea1o ra m\u1ed9t \u0111i\u1ec7n \u00e1p thay \u0111\u1ed5i li\u00ean t\u1ee5c t\u1ef7 l\u1ec7 v\u1edbi chuy\u1ec3n \u0111\u1ed9ng. Khi \u0111i\u1ec7n \u00e1p \u0111\u00f3 \u0111\u01b0\u1ee3c l\u1ea5y m\u1eabu v\u00e0 hi\u1ec3n th\u1ecb theo th\u1eddi gian, k\u1ebft qu\u1ea3 l\u00e0 d\u1ea1ng s\u00f3ng th\u1eddi gian. N\u00f3 l\u00e0 bi\u1ec3u di\u1ec5n rung \u0111\u1ed9ng duy nh\u1ea5t v\u00e0 tr\u1ef1c ti\u1ebfp nh\u1ea5t: kh\u00f4ng c\u00f3 g\u00ec \u0111\u01b0\u1ee3c trung b\u00ecnh, l\u1ecdc ho\u1eb7c bi\u1ebfn \u0111\u1ed5i. M\u1ecdi c\u00f4ng c\u1ee5 kh\u00e1c m\u00e0 nh\u00e0 ph\u00e2n t\u00edch s\u1eed d\u1ee5ng \u2014 ph\u1ed5, c\u00e1c ch\u1ec9 s\u1ed1 th\u1ed1ng k\u00ea, bi\u1ec3u \u0111\u1ed3 qu\u1ef9 \u0111\u1ea1o \u2014 \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n <em>t\u1eeb<\/em> t\u00edn hi\u1ec7u n\u00e0y, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao hi\u1ec3u d\u1ea1ng s\u00f3ng l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a t\u1ea5t c\u1ea3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration-analysis\/\">Ph\u00e2n t\u00edch rung \u0111\u1ed9ng<\/a>.<\/p>\n<p>V\u00ec n\u00f3 b\u1ea3o to\u00e0n tr\u00ecnh t\u1ef1 \u0111\u00fang c\u1ee7a c\u00e1c s\u1ef1 ki\u1ec7n, d\u1ea1ng s\u00f3ng tr\u1ea3 l\u1eddi m\u1ed9t c\u00e2u h\u1ecfi m\u00e0 mi\u1ec1n t\u1ea7n s\u1ed1 kh\u00f4ng th\u1ec3: kh\u00f4ng ch\u1ec9 <em>\u0111\u00f3 l\u00e0<\/em> t\u1ea7n s\u1ed1 n\u00e0o c\u00f3 m\u1eb7t, m\u00e0 ch\u00ednh x\u00e1c <em>khi<\/em> and <em>m\u1ea1nh \u0111\u1ebfn m\u1ee9c n\u00e0o<\/em> m\u1ed7i s\u1ef1 ki\u1ec7n va ch\u1ea1m.<\/p>\n<h2>2. Vai tr\u00f2 c\u1ee7a d\u1ea1ng s\u00f3ng th\u1eddi gian trong ch\u1ea9n \u0111o\u00e1n<\/h2>\n<p>Trong khi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/\">ph\u1ed5 t\u1ea7n s\u1ed1 (FFT)<\/a> l\u00e0 c\u00f4ng c\u1ee5 ch\u00ednh \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n h\u1ea7u h\u1ebft c\u00e1c l\u1ed7i m\u00e1y m\u00f3c \u1edf tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh, d\u1ea1ng s\u00f3ng th\u1eddi gian l\u00e0 m\u1ed9t \u0111\u1ed1i t\u00e1c kh\u00f4ng th\u1ec3 thi\u1ebfu v\u00e0 b\u1ed5 sung. C\u00e1c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/fft\/\">FFT<\/a> t\u00ednh to\u00e1n n\u1ed9i dung t\u1ea7n s\u1ed1 <em>\u0111\u01b0\u1ee3c l\u1ea5y trung b\u00ecnh<\/em> trong su\u1ed1t th\u1eddi gian l\u1ea5y m\u1eabu, v\u00e0 b\u1eb1ng c\u00e1ch \u0111\u00f3 n\u00f3 c\u00f3 th\u1ec3 l\u00e0m m\u1edd ho\u1eb7c che gi\u1ea5u nh\u1eefng s\u1ef1 ki\u1ec7n ng\u1eafn h\u1ea1n, qu\u00e1 \u0111\u1ed9c l\u1eadp ho\u1eb7c kh\u00f4ng tu\u1ea7n ho\u00e0n. D\u1ea1ng s\u00f3ng cho th\u1ea5y ch\u00ednh x\u00e1c nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra t\u1eeb m\u1ed9t t\u1ee9c th\u00ec n\u00e0y sang t\u1ee9c th\u00ec kh\u00e1c, \u0111i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 v\u01b0\u1ee3t tr\u1ed9i cho vi\u1ec7c ph\u00e2n t\u00edch:<\/p>\n<ul>\n<li><strong>S\u1ef1 ki\u1ec7n xung \u0111\u1ed9ng:<\/strong> n\u00f3 r\u00f5 r\u00e0ng th\u1ec3 hi\u1ec7n nh\u1eefng c\u00fa t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd th\u01b0\u1eddng l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1ea7u ti\u00ean c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-defects\/\">mang<\/a> ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/gear-defects\/\">khuy\u1ebft t\u1eadt b\u00e1nh r\u0103ng<\/a>.<\/li>\n<li><strong>\u0110i\u1ec1u ch\u1ebf v\u00e0 nh\u1ecbp \u0111i\u1ec7u:<\/strong> m\u00f4 h\u00ecnh t\u0103ng v\u00e0 gi\u1ea3m c\u1ed5 \u0111i\u1ec3n c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/beating\/\">\u0111\u00e1nh \u0111\u1eadp<\/a> \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y r\u00f5 nh\u1ea5t \u1edf d\u1ea1ng s\u00f3ng th\u1eddi gian.<\/li>\n<li><strong>S\u1ef1 ki\u1ec7n nh\u1ea5t th\u1eddi:<\/strong> n\u00f3 c\u00f3 th\u1ec3 ghi l\u1ea1i nh\u1eefng s\u1ef1 ki\u1ec7n ng\u1eabu nhi\u00ean, m\u1ed9t l\u1ea7n x\u1ea3y ra m\u00e0 FFT s\u1ebd \u0111\u01a1n gi\u1ea3n l\u00e0 l\u1ea5y trung b\u00ecnh.<\/li>\n<li><strong>C\u1eaft t\u00edn hi\u1ec7u:<\/strong> n\u00f3 ngay l\u1eadp t\u1ee9c ti\u1ebft l\u1ed9 n\u1ebfu t\u00edn hi\u1ec7u c\u1ea3m bi\u1ebfn \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 d\u1ea3i nh\u1eadp v\u00e0o c\u1ee7a m\u00e1y ph\u00e2n t\u00edch&#8217; \u2014 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n s\u1ebd l\u00e0m v\u00f4 hi\u1ec7u h\u00f3a ho\u00e0n to\u00e0n FFT.<\/li>\n<li><strong>Ch\u00e0 x\u00e1t:<\/strong> ch\u1eef k\u00fd c\u1eaft nh\u1ecdn, b\u1ecb bi\u1ebfn d\u1ea1ng c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-rub\/\">ti\u1ebfng k\u00eau do c\u00e1nh qu\u1ea1t c\u1ecd x\u00e1t<\/a> th\u01b0\u1eddng l\u00e0 r\u00f5 r\u00e0ng nh\u1ea5t trong d\u1ea1ng s\u00f3ng.<\/li>\n<\/ul>\n<p>V\u00ec l\u00fd do n\u00e0y, m\u1ed9t nh\u00e0 ph\u00e2n t\u00edch c\u00f3 k\u1ef9 n\u0103ng lu\u00f4n xem x\u00e9t c\u1ea3 ph\u1ed5 v\u00e0 d\u1ea1ng s\u00f3ng th\u1eddi gian c\u00f9ng v\u1edbi nhau; ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t trong hai th\u1ee9 s\u1ebd \u0111\u1ec3 ph\u1ea7n c\u1ee7a c\u00e2u chuy\u1ec7n m\u00e1y kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ec3.<\/p>\n<h2>3. C\u00e1ch Ph\u00e2n T\u00edch D\u1ea1ng S\u00f3ng Th\u1eddi Gian<\/h2>\n<p>\u0110\u1ecdc d\u1ea1ng s\u00f3ng c\u00f3 ngh\u0129a l\u00e0 ki\u1ec3m tra h\u00ecnh d\u1ea1ng c\u1ee7a n\u00f3 v\u00e0 m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh. C\u00e0i \u0111\u1eb7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ghi l\u1ea1i n\u00f3 c\u0169ng quan tr\u1ecdng \u2014 \u0111\u1ed9 d\u00e0i m\u1eabu ph\u1ea3i \u0111\u1ee7 d\u00e0i \u0111\u1ec3 ch\u1ee9a m\u1ed9t s\u1ed1 v\u00f2ng quay c\u1ee7a tr\u1ee5c, v\u00e0 t\u1ed1c \u0111\u1ed9 l\u1ea5y m\u1eabu \u0111\u1ee7 cao \u0111\u1ec3 tr\u00e1nh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/aliasing\/\">ch\u1ed3ng ph\u1ed5<\/a> c\u1ee7a n\u1ed9i dung t\u1ea7n s\u1ed1 cao m\u00e0 nh\u1eefng c\u00fa t\u00e1c \u0111\u1ed9ng t\u1ea1o ra.<\/p>\n<h3>Bi\u00ean \u0111\u1ed9 \u0111\u1ec9nh<\/h3>\n<p>Bi\u00ean \u0111\u1ed9 c\u1ef1c \u0111\u1ea1i \u2014 c\u00e1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/peak-amplitude\/\">\u0111\u1ec9nh cao<\/a> \u2014 l\u00e0 th\u01b0\u1edbc \u0111o tr\u1ef1c ti\u1ebfp c\u1ee7a l\u1ef1c ho\u1eb7c \u1ee9ng su\u1ea5t l\u1edbn nh\u1ea5t trong m\u1ed9t s\u1ef1 ki\u1ec7n. M\u1ed9t \u0111\u1ec9nh cao n\u1eb1m trong t\u00edn hi\u1ec7u n\u0103ng l\u01b0\u1ee3ng th\u1ea5p n\u00f3i chung l\u00e0 m\u1ed9t ch\u1ec9 b\u00e1o m\u1ea1nh m\u1ebd c\u1ee7a t\u00e1c \u0111\u1ed9ng. V\u00ec nh\u1eefng c\u00fa t\u00e1c \u0111\u1ed9ng r\u1ea5t ng\u1eafn, c\u00e1c nh\u00e0 ph\u00e2n t\u00edch th\u01b0\u1eddng nh\u00ecn v\u00e0o <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/true-peak\/\">\u0111\u1ec9nh th\u1ef1c<\/a> thay v\u00ec m\u1ed9t gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c l\u00e0m m\u1ecbn, v\u00e0 c\u00f3 th\u1ec3 tr\u00edch d\u1eabn n\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/peak-to-peak\/\">\u0111\u1ec9nh-\u0111\u1ebfn-\u0111\u1ec9nh<\/a> cho t\u00edn hi\u1ec7u chuy\u1ec3n v\u1ecb.<\/p>\n<h3>H\u00ecnh d\u1ea1ng t\u1ed5ng th\u1ec3<\/h3>\n<p>M\u1ed9t m\u00e1y kh\u1ecfe m\u1ea1nh, \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng t\u1ed1t th\u01b0\u1eddng t\u1ea1o ra m\u1ed9t d\u1ea1ng s\u00f3ng h\u00ecnh sin s\u1ea1ch s\u1ebd \u1edf <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 ch\u1ea1y<\/a> t\u1ea7n s\u1ed1. C\u00e1c bi\u1ebfn d\u1ea1ng c\u1ee7a h\u00ecnh d\u1ea1ng \u0111\u00f3 ti\u1ebft l\u1ed9 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c t\u1ea7n s\u1ed1 ho\u1eb7c l\u1ef1c kh\u00e1c. M\u1ed9t h\u00ecnh d\u00e1ng &#8220;\u0111\u01b0\u1ee3c l\u00e0m ph\u1eb3ng&#8221; ho\u1eb7c &#8220;b\u1ecb c\u1eaft&#8221; ch\u1eb3ng h\u1ea1n, l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u c\u1ed5 \u0111i\u1ec3n c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/looseness\/\">s\u1ef1 l\u1ecfng l\u1ebbo v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc<\/a>, n\u01a1i chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a th\u00e0nh ph\u1ea7n \u0111ang b\u1ecb r\u00e0ng bu\u1ed9c v\u1eadt l\u00fd \u1edf c\u00e1c c\u1ef1c tr\u1ecb c\u1ee7a ph\u1ea1m vi chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n<h3>M\u1eabu l\u1eb7p l\u1ea1i v\u00e0 T\u00ednh tu\u1ea7n ho\u00e0n<\/h3>\n<p>B\u1eb1ng c\u00e1ch \u0111\u1eb7t con tr\u1ecf tr\u00ean bi\u1ec3u \u0111\u1ed3, nh\u00e0 ph\u00e2n t\u00edch c\u00f3 th\u1ec3 \u0111o th\u1eddi gian gi\u1eefa c\u00e1c s\u1ef1 ki\u1ec7n l\u1eb7p l\u1ea1i.<\/p>\n<ul>\n<li>Th\u1eddi gian gi\u1eefa c\u00e1c \u0111\u1ec9nh ch\u00ednh cho bi\u1ebft <strong>Giai \u0111o\u1ea1n<\/strong> c\u1ee7a rung \u0111\u1ed9ng c\u01a1 b\u1ea3n, n\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ea3o ng\u01b0\u1ee3c tr\u1ef1c ti\u1ebfp th\u00e0nh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/frequency\/\">T\u00ednh th\u01b0\u1eddng xuy\u00ean<\/a> (T\u1ea7n s\u1ed1 = 1 \/ Chu k\u1ef3).<\/li>\n<li>C\u00e1c t\u00e1c \u0111\u1ed9ng nh\u1ecf, l\u1eb7p l\u1ea1i &#8220;ch\u1ed3ng l\u00ean&#8221; d\u1ea1ng s\u00f3ng ch\u00ednh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a m\u1ed9t l\u1ed7i \u1ed5 tr\u1ee5c hay b\u00e1nh r\u0103ng \u2014 th\u01b0\u1eddng l\u00e0 tr\u01b0\u1edbc khi l\u1ed7i \u0111\u00f3 hi\u1ec3n th\u1ecb r\u00f5 trong ph\u1ed5.<\/li>\n<\/ul>\n<h3>C\u00e1c tham s\u1ed1 th\u1ed1ng k\u00ea<\/h3>\n<p>C\u00e1c gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb d\u1ea1ng s\u00f3ng l\u00e0 nh\u1eefng ch\u1ec9 b\u00e1o ch\u1ea9n \u0111o\u00e1n m\u1ea1nh m\u1ebd, g\u1ecdn g\u00e0ng:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rms\/\">RMS (C\u0103n b\u1eadc hai trung b\u00ecnh)<\/a>:<\/strong> \u0111o l\u01b0\u1eddng t\u1ed5ng n\u0103ng l\u01b0\u1ee3ng c\u1ee7a t\u00edn hi\u1ec7u v\u00e0 theo d\u00f5i m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng chung.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/crest-factor\/\">H\u1ec7 s\u1ed1 \u0111\u1ec9nh<\/a>:<\/strong> t\u1ef7 l\u1ec7 gi\u1eefa bi\u00ean \u0111\u1ed9 \u0111\u1ec9nh v\u00e0 RMS. H\u1ec7 s\u1ed1 \u0111\u1ec9nh cao (cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi 3) b\u00e1o hi\u1ec7u c\u00e1c t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd so v\u1edbi m\u1ee9c n\u0103ng l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u1ed1i khi\u00eam t\u1ed1n.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/kurtosis\/\">\u0110\u1ed9 nh\u1ecdn<\/a>:<\/strong> m\u1ed9t th\u01b0\u1edbc \u0111o &#8220;\u0111\u1ed9 nh\u1ecdn&#8221; c\u1ee7a t\u00edn hi\u1ec7u c\u00f3 \u0111\u1ed9 nh\u1ea1y cao \u0111\u1ed1i v\u1edbi c\u00e1c l\u1ed7i \u1ed5 tr\u1ee5c giai \u0111o\u1ea1n \u0111\u1ea7u, th\u01b0\u1eddng t\u0103ng l\u00ean tr\u01b0\u1edbc khi RMS t\u0103ng.<\/li>\n<\/ul>\n<h2>4. Ghi l\u1ea1i D\u1ea1ng s\u00f3ng T\u1ea1i Hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>D\u1ea1ng s\u00f3ng ch\u1ec9 h\u1eefu \u00edch n\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c ghi l\u1ea1i s\u1ea1ch s\u1ebd tr\u00ean m\u00e1y \u0111ang ch\u1ea1y. M\u1ed9t thi\u1ebft b\u1ecb c\u1ea7m tay hai k\u00eanh nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> ghi l\u1ea1i t\u00edn hi\u1ec7u mi\u1ec1n th\u1eddi gian th\u00f4 t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn gia t\u1ed1c c\u1ee7a n\u00f3 c\u00f9ng v\u1edbi ph\u1ed5 FFT, v\u00ec v\u1eady nh\u00e0 ph\u00e2n t\u00edch c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa hai ch\u1ebf \u0111\u1ed9 xem c\u00f9ng m\u1ed9t ph\u00e9p \u0111o t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng. Nh\u00ecn th\u1ea5y d\u1ea1ng s\u00f3ng tr\u1ef1c ti\u1ebfp khi m\u00e1y ch\u1ea1y l\u00e0m cho \u0111i\u1ec1u hi\u1ec3n nhi\u00ean ngay l\u1eadp t\u1ee9c li\u1ec7u t\u00edn hi\u1ec7u c\u00f3 b\u1ecb c\u1eaft, li\u1ec7u c\u00e1c t\u00e1c \u0111\u1ed9ng s\u1eafc n\u00e9t c\u00f3 xu\u1ea5t hi\u1ec7n hay kh\u00f4ng, v\u00e0 li\u1ec7u c\u1eeda s\u1ed5 \u0111\u01b0\u1ee3c ghi l\u1ea1i c\u00f3 \u0111\u1ee7 d\u00e0i v\u00e0 \u1ed5n \u0111\u1ecbnh \u0111\u1ec3 tin t\u01b0\u1edfng \u2014 c\u00e1c ki\u1ec3m tra \u0111\u00f3 kh\u00f3 th\u1ef1c hi\u1ec7n h\u01a1n nhi\u1ec1u ch\u1ec9 t\u1eeb m\u1ed9t ph\u1ed5 \u0111\u00e3 x\u1eed l\u00fd.<\/p>\n<h2>5. D\u1ea1ng s\u00f3ng so v\u1edbi Ph\u1ed5: M\u1ed9t k\u1ebft h\u1ee3p<\/h2>\n<p>D\u1ea1ng s\u00f3ng th\u1eddi gian v\u00e0 ph\u1ed5 t\u1ea7n s\u1ed1 l\u00e0 hai ch\u1ebf \u0111\u1ed9 xem kh\u00e1c nhau c\u1ee7a c\u00f9ng m\u1ed9t d\u1eef li\u1ec7u, v\u00e0 ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t khi k\u1ebft h\u1ee3p ch\u1ee9 kh\u00f4ng c\u1ea1nh tranh:<\/p>\n<ul>\n<li>The <strong>ph\u1ed5<\/strong> xu\u1ea5t s\u1eafc trong vi\u1ec7c t\u00e1ch bi\u1ec7t nhi\u1ec1u, g\u1ea7n nhau, t\u1ea7n s\u1ed1 tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh \u2014 v\u00ed d\u1ee5 ph\u00e2n bi\u1ec7t t\u1ed1c \u0111\u1ed9 ch\u1ea1y <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/harmonics\/\">s\u00f3ng h\u00e0i<\/a> t\u1eeb m\u1ed9t th\u00e0nh ph\u1ea7n l\u01b0\u1edbi b\u00e1nh r\u0103ng g\u1ea7n \u0111\u00f3.<\/li>\n<li>The <strong>d\u1ea1ng s\u00f3ng<\/strong> xu\u1ea5t s\u1eafc trong vi\u1ec7c ti\u1ebft l\u1ed9 bi\u00ean \u0111\u1ed9 th\u1ef1c c\u1ee7a c\u00e1c t\u00e1c \u0111\u1ed9ng v\u00e0 b\u1ea3n ch\u1ea5t c\u1ee7a c\u00e1c s\u1ef1 ki\u1ec7n kh\u00f4ng tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p>M\u1ed9t v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn l\u00e0m cho s\u1ef1 k\u1ebft h\u1ee3p c\u1ee5 th\u1ec3: ph\u1ed5 c\u00f3 th\u1ec3 ch\u1ec9 hi\u1ec3n th\u1ecb m\u1ed9t t\u1ea7ng nhi\u1ec5u h\u01a1i t\u0103ng l\u00ean, trong khi d\u1ea1ng s\u00f3ng ti\u1ebft l\u1ed9 r\u1eb1ng nguy\u00ean nh\u00e2n l\u00e0 m\u1ed9t chu\u1ed7i c\u00e1c t\u00e1c \u0111\u1ed9ng c\u00f3 bi\u00ean \u0111\u1ed9 th\u1ea5p, l\u1eb7p l\u1ea1i t\u1eeb m\u1ed9t l\u1ed7i \u1ed5 tr\u1ee5c \u0111ang ph\u00e1t tri\u1ec3n. M\u1ed9t ch\u1ebf \u0111\u1ed9 xem g\u1eafn c\u1edd r\u1eb1ng c\u00f3 \u0111i\u1ec1u g\u00ec \u0111\u00f3 \u0111\u00e3 thay \u0111\u1ed5i; ch\u1ebf \u0111\u1ed9 xem kh\u00e1c gi\u1ea3i th\u00edch \u0111i\u1ec1u \u0111\u00f3 l\u00e0 g\u00ec. C\u00f9ng nhau, h\u1ecd cung c\u1ea5p h\u00ecnh \u1ea3nh ho\u00e0n ch\u1ec9nh v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ee7a m\u00e1y.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/\">\u2190 Quay l\u1ea1i M\u1ee5c l\u1ee5c ch\u00ednh<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn v\u1ec1 d\u1ea1ng s\u00f3ng th\u1eddi gian, t\u00edn hi\u1ec7u th\u00f4 c\u1ee7a ph\u00e2n t\u00edch rung \u0111\u1ed9ng. T\u00ecm hi\u1ec3u c\u00e1ch di\u1ec5n gi\u1ea3i n\u00f3 \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c va ch\u1ea1m, nh\u1ecbp v\u00e0 c\u00e1c s\u1ef1 ki\u1ec7n kh\u00f4ng \u1ed5n \u0111\u1ecbnh kh\u00e1c m\u00e0 quang ph\u1ed5 c\u00f3 th\u1ec3 b\u1ecf s\u00f3t.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-273","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/273\/revisions"}],"predecessor-version":[{"id":101263,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/273\/revisions\/101263"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}