{"id":248,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/spectrum\/"},"modified":"2026-05-23T22:15:38","modified_gmt":"2026-05-23T22:15:38","slug":"spectrum","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/","title":{"rendered":"Ph\u1ed5 rung \u0111\u1ed9ng l\u00e0 g\u00ec?"},"content":{"rendered":"<h1>Ph\u1ed5 rung \u0111\u1ed9ng: L\u1ed9 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n<\/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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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\/248?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>A <strong>ph\u1ed5 rung \u0111\u1ed9ng<\/strong> (hay ph\u1ed5 t\u1ea7n s\u1ed1) l\u00e0 m\u1ed9t \u0111\u1ed3 th\u1ecb th\u1ec3 hi\u1ec7n c\u00e1c t\u1ea7n s\u1ed1 ri\u00eang l\u1ebb c\u1ea5u th\u00e0nh n\u00ean m\u1ed9t t\u00edn hi\u1ec7u dao \u0111\u1ed9ng ph\u1ee9c t\u1ea1p. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 h\u1eefu hi\u1ec7u nh\u1ea5t \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n c\u00e1c s\u1ef1 c\u1ed1 c\u1ee7a m\u00e1y m\u00f3c, b\u1edfi v\u00ec n\u00f3 bi\u1ebfn m\u1ed9t d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng r\u1ed1i r\u1eafm th\u00e0nh m\u1ed9t b\u1ea3n \u0111\u1ed3 c\u00f3 tr\u1eadt t\u1ef1 v\u1ec1 m\u1ed1i quan h\u1ec7 nh\u00e2n qu\u1ea3. Ph\u1ed5 t\u1ea7n s\u1ed1 \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch l\u1ea5y d\u1eef li\u1ec7u th\u00f4 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/time-waveform\/\">d\u1ea1ng s\u00f3ng th\u1eddi gian<\/a> v\u00e0 x\u1eed l\u00fd n\u00f3 b\u1eb1ng m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/fft\/\">Bi\u1ebfn \u0111\u1ed5i Fourier nhanh (FFT)<\/a> thu\u1eadt to\u00e1n. Bi\u1ec3u \u0111\u1ed3 k\u1ebft qu\u1ea3 cho th\u1ea5y bi\u00ean \u0111\u1ed9 rung \u0111\u1ed9ng tr\u00ean tr\u1ee5c d\u1ecdc (Y) v\u00e0 t\u1ea7n s\u1ed1 tr\u00ean tr\u1ee5c ngang (X).<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: Ph\u1ed5 l\u00e0 g\u00ec?<\/h2>\n<p>M\u1ed9t c\u1ed7 m\u00e1y kh\u00f4ng bao gi\u1edd dao \u0111\u1ed9ng \u1edf m\u1ed9t t\u1ea7n s\u1ed1 duy nh\u1ea5t. Chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00e0 s\u1ef1 ch\u1ed3ng ch\u00e9o c\u1ee7a nhi\u1ec1u s\u1ef1 ki\u1ec7n tu\u1ea7n ho\u00e0n di\u1ec5n ra \u0111\u1ed3ng th\u1eddi \u2014 tr\u1ee5c quay, r\u0103ng b\u00e1nh r\u0103ng kh\u1edbp v\u00e0o nhau, c\u00e1c b\u1ed9 ph\u1eadn \u1ed5 tr\u1ee5c l\u0103n, c\u00e1nh qu\u1ea1t quay, l\u1ef1c \u0111i\u1ec7n t\u1eeb dao \u0111\u1ed9ng. Trong mi\u1ec1n th\u1eddi gian, t\u1ea5t c\u1ea3 nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y c\u1ed9ng l\u1ea1i th\u00e0nh m\u1ed9t dao \u0111\u1ed9ng b\u1ec1 ngo\u00e0i c\u00f3 v\u1ebb h\u1ed7n lo\u1ea1n. Ph\u1ed5 t\u1ea7n s\u1ed1 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 c\u00f9ng m\u1ed9t th\u00f4ng tin \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n l\u1ea1i d\u01b0\u1edbi d\u1ea1ng <em>mi\u1ec1n t\u1ea7n s\u1ed1<\/em>: thay v\u00ec h\u1ecfi \u201ct\u00edn hi\u1ec7u bi\u1ebfn \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o theo t\u1eebng kho\u1ea3nh kh\u1eafc?\u201d, n\u00f3 l\u1ea1i h\u1ecfi \u201cc\u00f3 bao nhi\u00eau n\u0103ng l\u01b0\u1ee3ng t\u1ed3n t\u1ea1i \u1edf m\u1ed7i t\u1ea7n s\u1ed1?\u201d.<\/p>\n<p>\u0110\u00e2y l\u00e0 \u00fd t\u01b0\u1edfng c\u1ed1t l\u00f5i c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectral-analysis\/\">ph\u00e2n t\u00edch ph\u1ed5<\/a>. Trong khi \u0111\u1ed3 th\u1ecb th\u1eddi gian th\u1ec3 hi\u1ec7n t\u1ed5ng th\u1ec3, ph\u1ed5 t\u1ea7n s\u1ed1 l\u1ea1i th\u1ec3 hi\u1ec7n t\u1eebng th\u00e0nh ph\u1ea7n ri\u00eang l\u1ebb. Ch\u00ednh s\u1ef1 ph\u00e2n t\u00edch n\u00e0y m\u1edbi gi\u00fap vi\u1ec7c ch\u1ea9n \u0111o\u00e1n tr\u1edf n\u00ean kh\u1ea3 thi, b\u1edfi m\u1ed7i l\u1ed7i c\u01a1 kh\u00ed v\u00e0 \u0111i\u1ec7n \u0111\u1ec1u b\u1ed9c l\u1ed9 b\u1ea3n th\u00e2n \u1edf m\u1ed9t t\u1ea7n s\u1ed1 ri\u00eang c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c.<\/p>\n<h2>2. T\u1ea1i sao ph\u1ed5 l\u00e0 ch\u00eca kh\u00f3a c\u1ee7a ch\u1ea9n \u0111o\u00e1n<\/h2>\n<p>Rung \u0111\u1ed9ng c\u1ee7a m\u00e1y m\u00f3c l\u00e0 h\u1ed7n h\u1ee3p c\u1ee7a nhi\u1ec1u t\u00edn hi\u1ec7u kh\u00e1c nhau x\u1ea3y ra \u0111\u1ed3ng th\u1eddi. D\u1ea1ng s\u00f3ng th\u1eddi gian cho th\u1ea5y t\u00edn hi\u1ec7u h\u1ed7n lo\u1ea1n n\u00e0y, nh\u01b0ng quang ph\u1ed5 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u0103ng k\u00ednh, t\u00e1ch n\u00f3 th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n ri\u00eang bi\u1ec7t. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec c\u00e1c l\u1ed7i c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n kh\u00e1c nhau t\u1ea1o ra rung \u0111\u1ed9ng \u1edf c\u00e1c t\u1ea7n s\u1ed1 c\u1ee5 th\u1ec3, c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c. B\u1eb1ng c\u00e1ch xem x\u00e9t c\u00e1c \u0111\u1ec9nh trong quang ph\u1ed5, m\u1ed9t nh\u00e0 ph\u00e2n t\u00edch \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 c\u1ee7a v\u1ea5n \u0111\u1ec1 v\u1edbi \u0111\u1ed9 tin c\u1eady cao. <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng<\/a> c\u1ea7n c\u00e2n b\u1eb1ng v\u00e0 m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/misalignment\/\">s\u1ef1 kh\u00f4ng th\u1eb3ng h\u00e0ng<\/a> c\u1ea7n c\u0103n ch\u1ec9nh \u0111\u1ed3ng tr\u1ee5c, hai v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 tr\u00f4ng gi\u1ed1ng h\u1ec7t nhau t\u1eeb b\u00ean ngo\u00e0i nh\u01b0ng l\u1ea1i \u0111\u00f2i h\u1ecfi c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c ho\u00e0n to\u00e0n kh\u00e1c nhau.<\/p>\n<h2>3. C\u00e1ch \u0111\u1ecdc ph\u1ed5 dao \u0111\u1ed9ng<\/h2>\n<p>Bi\u1ec3u \u0111\u1ed3 ph\u1ed5 ch\u1ee9a \u0111\u1ef1ng r\u1ea5t nhi\u1ec1u th\u00f4ng tin. Ba y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t l\u00e0 tr\u1ee5c t\u1ea7n s\u1ed1, tr\u1ee5c bi\u00ean \u0111\u1ed9 v\u00e0 ch\u00ednh c\u00e1c \u0111\u1ec9nh.<\/p>\n<h3>T\u1ea7n s\u1ed1 (tr\u1ee5c X)<\/h3>\n<p>Tr\u1ee5c n\u00e0y th\u1ec3 hi\u1ec7n <em>G\u00ec<\/em> \u0111ang rung. \u0110\u01a1n v\u1ecb n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau \u2014 Hertz (Hz), S\u1ed1 chu k\u1ef3 m\u1ed7i ph\u00fat (CPM, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi RPM), ho\u1eb7c <strong>b\u1eadc<\/strong> (b\u1ed9i s\u1ed1 c\u1ee7a t\u1ed1c \u0111\u1ed9 quay). Hi\u1ec3n th\u1ecb tr\u1ee5c theo b\u1eadc, th\u00f4ng qua <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/order-analysis\/\">ph\u00e2n t\u00edch \u0111\u01a1n h\u00e0ng<\/a>, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch tr\u00ean c\u00e1c m\u00e1y c\u00f3 t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i v\u00ec khi \u0111\u00f3 \u0111\u1ec9nh l\u1ed7i v\u1eabn gi\u1eef nguy\u00ean v\u1ecb tr\u00ed ngay c\u1ea3 khi t\u1ed1c \u0111\u1ed9 tr\u1ee5c thay \u0111\u1ed5i. V\u1ecb tr\u00ed c\u1ee7a \u0111\u1ec9nh tr\u00ean tr\u1ee5c n\u00e0y l\u00e0 manh m\u1ed1i ch\u00ednh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c c\u1ee7a n\u00f3.<\/p>\n<h3>Bi\u00ean \u0111\u1ed9 (tr\u1ee5c Y)<\/h3>\n<p>Tr\u1ee5c n\u00e0y th\u1ec3 hi\u1ec7n <em>bao nhi\u00eau<\/em> Dao \u0111\u1ed9ng x\u1ea3y ra \u1edf m\u1ed9t t\u1ea7n s\u1ed1 nh\u1ea5t \u0111\u1ecbnh, v\u00e0 do \u0111\u00f3 ph\u1ea3n \u00e1nh m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a s\u1ef1 c\u1ed1. Dao \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb nh\u01b0 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n, v\u1eadn t\u1ed1c ho\u1eb7c gia t\u1ed1c, v\u00e0 hi\u1ec3n th\u1ecb tr\u00ean thang \u0111o tuy\u1ebfn t\u00ednh ho\u1eb7c logarit. Thang \u0111o l\u00f4garit (dB) n\u00e9n ph\u1ea1m vi \u0111\u1ec3 c\u00e1c \u0111\u1ec9nh l\u1ed7i nh\u1ecf \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u tr\u1edf n\u00ean r\u00f5 r\u00e0ng b\u00ean c\u1ea1nh c\u00e1c \u0111\u1ec9nh ch\u1ee7 \u0111\u1ea1o \u2014 ng\u01b0\u1ee3c l\u1ea1i, thang \u0111o tuy\u1ebfn t\u00ednh gi\u00fap d\u1ec5 d\u00e0ng \u0111\u00e1nh gi\u00e1 \u0111\u1ec9nh l\u1edbn nh\u1ea5t nh\u01b0ng c\u00f3 th\u1ec3 che l\u1ea5p m\u1ed9t khuy\u1ebft t\u1eadt \u1ed5 tr\u1ee5c \u0111ang h\u00ecnh th\u00e0nh trong \u0111\u01b0\u1eddng c\u01a1 s\u1edf.<\/p>\n<h3>C\u00e1c \u0111\u1ec9nh<\/h3>\n<p>M\u1ed7i \u0111\u1ec9nh trong ph\u1ed5 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3, l\u1eb7p l\u1ea1i \u0111\u1ecbnh k\u1ef3 x\u1ea3y ra trong m\u00e1y m\u00f3c. Vi\u1ec7c ph\u00e2n t\u00edch ph\u1ed5 l\u00e0 qu\u00e1 tr\u00ecnh so s\u00e1nh c\u00e1c \u0111\u1ec9nh n\u00e0y v\u1edbi c\u00e1c t\u1ea7n s\u1ed1 l\u1ed7i \u0111\u00e3 bi\u1ebft, v\u00e0 x\u00e1c \u0111\u1ecbnh m\u1ed1i quan h\u1ec7 gi\u1eefa ch\u00fang \u2014 cho d\u00f9 \u0111\u00f3 l\u00e0 c\u00e1c s\u00f3ng h\u00e0i, <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/sidebands\/\">d\u1ea3i b\u00ean<\/a>, ho\u1eb7c c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng \u0111\u1ed3ng b\u1ed9 \u0111\u1ed9c l\u1eadp.<\/p>\n<h2>4. C\u00e1c m\u1eabu ph\u1ed5 bi\u1ebfn v\u00e0 \u00fd ngh\u0129a c\u1ee7a ch\u00fang<\/h2>\n<p>C\u00e1c chuy\u00ean gia ph\u00e2n t\u00edch t\u00ecm ki\u1ebfm c\u00e1c m\u1eabu \u0111\u1eb7c tr\u01b0ng \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i. C\u00e1c d\u1ea5u hi\u1ec7u sau \u0111\u00e2y bao qu\u00e1t ph\u1ea7n l\u1edbn c\u00e1c tr\u01b0\u1eddng h\u1ee3p th\u01b0\u1eddng g\u1eb7p:<\/p>\n<ul>\n<li><strong>M\u1ed9t \u0111\u1ec9nh cao duy nh\u1ea5t \u1edf 1\u00d7 RPM:<\/strong> d\u1ea5u hi\u1ec7u \u0111i\u1ec3n h\u00ecnh c\u1ee7a s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng r\u00f4-to \u2014 rung \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh<\/a>.<\/li>\n<li><strong>\u0110\u1ec9nh n\u1ed5i b\u1eadt \u1edf t\u1ed1c \u0111\u1ed9 2\u00d7 RPM:<\/strong> th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi m\u1ee9c cao <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/axial-vibration\/\">rung \u0111\u1ed9ng tr\u1ee5c<\/a>, \u0111\u00e2y l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng cho th\u1ea5y tr\u1ee5c b\u1ecb l\u1ec7ch tr\u1ee5c.<\/li>\n<li><strong>M\u1ed9t d\u00e3y c\u00e1c s\u00f3ng h\u00e0i t\u1ea7n s\u1ed1 quay (1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7\u2026):<\/strong> m\u1ed9t h\u00e0ng d\u00e0i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/harmonics\/\">s\u00f3ng h\u00e0i<\/a> l\u00e0 d\u1ea5u hi\u1ec7u ch\u00ednh cho th\u1ea5y s\u1ef1 l\u1ecfng l\u1ebbo v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc.<\/li>\n<li><strong>C\u00e1c \u0111\u1ec9nh t\u1ea7n s\u1ed1 cao, kh\u00f4ng ph\u1ea3i s\u1ed1 nguy\u00ean:<\/strong> nh\u1eefng gi\u00e1 tr\u1ecb n\u00e0y th\u01b0\u1eddng tr\u00f9ng kh\u1edbp v\u1edbi k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-fault-frequencies\/\">t\u1ea7n s\u1ed1 l\u1ed7i \u1ed5 tr\u1ee5c<\/a> c\u1ee7a \u1ed5 l\u0103n, v\u00e0 th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n k\u00e8m theo c\u00e1c d\u1ea3i bi\u00ean khi khuy\u1ebft t\u1eadt ph\u00e1t tri\u1ec3n.<\/li>\n<li><strong>\u0110\u1ec9nh t\u1ea7n s\u1ed1 cao v\u1edbi d\u1ea3i b\u00ean:<\/strong> m\u1ed9t \u0111\u1ec9nh t\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/gear-mesh-frequency\/\">t\u1ea7n s\u1ed1 \u0103n kh\u1edbp b\u00e1nh r\u0103ng<\/a> \u0111\u01b0\u1ee3c bao quanh b\u1edfi c\u00e1c \u0111\u1ec9nh nh\u1ecf h\u01a1n c\u00e1ch nhau theo t\u1ed1c \u0111\u1ed9 quay c\u1ee7a b\u00e1nh r\u0103ng l\u00e0 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng c\u1ee7a l\u1ed7i b\u00e1nh r\u0103ng.<\/li>\n<li><strong>\u201cM\u1ee9c \u0111\u1ed9 \u1ed3n\u201d \u0111\u01b0\u1ee3c n\u00e2ng cao:<\/strong> S\u1ef1 gia t\u0103ng \u0111\u1ed9t ng\u1ed9t c\u1ee7a n\u0103ng l\u01b0\u1ee3ng n\u1ec1n trong ph\u1ed5 c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 ma s\u00e1t, c\u1ecd x\u00e1t ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng x\u00e2m th\u1ef1c trong m\u00e1y b\u01a1m.<\/li>\n<\/ul>\n<p>Vi\u1ec7c ph\u00e2n t\u00edch c\u00e1c m\u1eabu n\u00e0y v\u1eeba mang t\u00ednh khoa h\u1ecdc, v\u1eeba \u0111\u00f2i h\u1ecfi s\u1ef1 so s\u00e1nh c\u00f3 h\u1ec7 th\u1ed1ng \u2014 \u0111\u00f3 ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao ph\u1ea7n ti\u1ebfp theo l\u1ea1i quan tr\u1ecdng \u0111\u1ebfn v\u1eady.<\/p>\n<h2>5. N\u01a1i ti\u1ebfn h\u00e0nh \u0111o ph\u1ed5 t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>Ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u1ed5 ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o. Trong th\u1ef1c t\u1ebf, d\u1ea1ng s\u00f3ng \u0111\u01b0\u1ee3c ghi l\u1ea1i b\u1eb1ng m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/accelerometer\/\">c\u1ea3m bi\u1ebfn gia t\u1ed1c<\/a> \u0111\u01b0\u1ee3c b\u1eaft v\u00edt v\u00e0o v\u1ecf \u1ed5 tr\u1ee5c v\u00e0 \u0111\u01b0\u1ee3c s\u1ed1 h\u00f3a b\u1eb1ng m\u1ed9t m\u00e1y ph\u00e2n t\u00edch di \u0111\u1ed9ng. M\u1ed9t thi\u1ebft b\u1ecb hai k\u00eanh nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> ghi l\u1ea1i d\u1ea1ng s\u00f3ng th\u1eddi gian, t\u00ednh to\u00e1n ph\u1ed5 FFT, v\u00e0 \u2014 v\u00ec n\u00f3 c\u0169ng \u0111\u1ecdc m\u1ed9t xung m\u1ed7i v\u00f2ng quay t\u1eeb m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/tachometer\/\">m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 quay<\/a> \u2014 c\u00f3 th\u1ec3 g\u1eafn t\u1eebng \u0111\u1ec9nh v\u00e0o tr\u1ee5c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">pha<\/a>. Ch\u00ednh tham chi\u1ebfu pha n\u00e0y cho ph\u00e9p thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf vi\u1ec7c ch\u1ea9n \u0111o\u00e1n m\u00e0 c\u00f2n ti\u1ebfn t\u1edbi vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh, b\u1eb1ng c\u00e1ch t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 g\u00f3c c\u1ee7a kh\u1ed1i c\u00e2n b\u1eb1ng khi \u0111\u1ec9nh ch\u00ednh \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng 1\u00d7.<\/p>\n<h2>6. T\u1ea7m quan tr\u1ecdng c\u1ee7a d\u1eef li\u1ec7u c\u01a1 s\u1edf v\u00e0 xu h\u01b0\u1edbng<\/h2>\n<p>M\u1ed9t ph\u1ed5 duy nh\u1ea5t cho th\u1ea5y t\u00ecnh tr\u1ea1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y m\u00f3c t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3. S\u1ee9c m\u1ea1nh th\u1ef1c s\u1ef1 c\u1ee7a k\u1ef9 thu\u1eadt n\u00e0y n\u1eb1m \u1edf vi\u1ec7c so s\u00e1nh ph\u1ed5 hi\u1ec7n t\u1ea1i v\u1edbi m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/baseline\/\">ph\u1ed5 c\u01a1 s\u1edf<\/a> \u0111\u01b0\u1ee3c thu th\u1eadp khi m\u00e1y m\u00f3c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111ang \u1edf trong t\u00ecnh tr\u1ea1ng t\u1ed1t. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch xu h\u01b0\u1edbng bi\u00ean \u0111\u1ed9 c\u1ee7a c\u00e1c \u0111\u1ec9nh c\u1ee5 th\u1ec3 theo th\u1eddi gian, c\u00e1c nh\u00e0 ph\u00e2n t\u00edch c\u00f3 th\u1ec3 theo d\u00f5i s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ed9t s\u1ef1 c\u1ed1 ngay t\u1eeb nh\u1eefng giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean, thi\u1ebft l\u1eadp c\u00e1c m\u1ee9c b\u00e1o \u0111\u1ed9ng v\u00e0 ng\u1eaft k\u1ebft n\u1ed1i h\u1ee3p l\u00fd, \u0111\u1ed3ng th\u1eddi l\u00ean l\u1ecbch b\u1ea3o tr\u00ec ch\u1ee7 \u0111\u1ed9ng, c\u00f3 k\u1ebf ho\u1ea1ch t\u1eeb r\u1ea5t l\u00e2u tr\u01b0\u1edbc khi s\u1ef1 c\u1ed1 x\u1ea3y ra. N\u00f3i t\u00f3m l\u1ea1i, m\u1ed9t ph\u1ed5 cho b\u1ea1n bi\u1ebft t\u00ecnh tr\u1ea1ng hi\u1ec7n t\u1ea1i c\u1ee7a m\u00e1y m\u00f3c; c\u00f2n xu h\u01b0\u1edbng c\u1ee7a c\u00e1c ph\u1ed5 s\u1ebd cho b\u1ea1n bi\u1ebft m\u00e1y m\u00f3c \u0111ang \u0111i v\u1ec1 \u0111\u00e2u.<\/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 ph\u1ed5 rung \u0111\u1ed9ng (bi\u1ec3u \u0111\u1ed3 FFT), c\u00f4ng c\u1ee5 quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n m\u00e1y m\u00f3c. T\u00ecm hi\u1ec3u c\u00e1ch \u0111\u1ecdc ph\u1ed5 v\u00e0 \u00fd ngh\u0129a c\u1ee7a c\u00e1c \u0111\u1ec9nh, s\u00f3ng h\u00e0i v\u00e0 d\u1ea3i bi\u00ean.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-248","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/248","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\/248\/revisions"}],"predecessor-version":[{"id":101207,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/248\/revisions\/101207"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}