{"id":247,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/spectral-leakage\/"},"modified":"2026-05-23T22:15:32","modified_gmt":"2026-05-23T22:15:32","slug":"spectral-leakage","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/zh\/glossary\/spectral-leakage\/","title":{"rendered":"FFT \u5206\u6790\u4e2d\u7684\u9891\u8c31\u6cc4\u6f0f\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<h1>\u4e86\u89e3\u9891\u8c31\u6cc4\u6f0f<\/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\/zh\/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\/zh\/product\/balanset-1\/\" title=\"\u4fbf\u643a\u5f0f\u5e73\u8861\u673a\u548c\u632f\u52a8\u5206\u6790\u4eea 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=\"Balanset-1A \u5168\u5957\u4fbf\u643a\u5f0f\u5e73\u8861\u673a\u548c\u632f\u52a8\u5206\u6790\u4eea\" 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\/zh\/product-category\/devices\/\" rel=\"tag\">\u8bbe\u5907<\/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\/zh\/product\/balanset-1\/\" title=\"\u4fbf\u643a\u5f0f\u5e73\u8861\u673a\u548c\u632f\u52a8\u5206\u6790\u4eea Balanset-1A\">\u4fbf\u643a\u5f0f\u5e73\u8861\u673a\u548c\u632f\u52a8\u5206\u6790\u4eea 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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/product\/vibration-sensor\/\" title=\"\u632f\u52a8\u4f20\u611f\u5668\">\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=\"Balanset-1A \u632f\u52a8\u4f20\u611f\u5668\u7279\u5199\" 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\/zh\/product-category\/parts\/\" rel=\"tag\">\u90e8\u4ef6<\/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\/zh\/product\/vibration-sensor\/\" title=\"\u632f\u52a8\u4f20\u611f\u5668\">\u632f\u52a8\u4f20\u611f\u5668<\/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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"\u5149\u5b66\u4f20\u611f\u5668\uff08\u6fc0\u5149\u8f6c\u901f\u8ba1\uff09\">\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=\"\u5149\u5b66\u4f20\u611f\u5668\uff08\u6fc0\u5149\u8f6c\u901f\u8ba1\uff09\" 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\/zh\/product-category\/parts\/\" rel=\"tag\">\u90e8\u4ef6<\/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\/zh\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"\u5149\u5b66\u4f20\u611f\u5668\uff08\u6fc0\u5149\u8f6c\u901f\u8ba1\uff09\">\u5149\u5b66\u4f20\u611f\u5668\uff08\u6fc0\u5149\u8f6c\u901f\u8ba1\uff09<\/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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/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=\"Vibromera\u8f6c\u5b50\u5e73\u8861\u5957\u4ef6\uff1a\u4fbf\u643a\u7bb1\u3001\u591a\u901a\u9053\u4fe1\u53f7\u8c03\u8282\u5668\u3001\u624b\u6301\u5f0f\u5206\u6790\u4eea\u3001\u78c1\u6027\u5e95\u5ea7\u3001\u632f\u52a8\u4f20\u611f\u5668\u548c\u87ba\u65cb\u7535\u7f06\u3002.\" 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\/zh\/product-category\/devices\/\" rel=\"tag\">\u8bbe\u5907<\/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\/zh\/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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/product\/magnet-stand\/\" title=\"\u78c1\u5ea7\u5c3a\u5bf8-60 \u5343\u514b\u529b\">\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=\"\u78c1\u94c1\u5e95\u5ea7\" 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\/zh\/product-category\/parts\/\" rel=\"tag\">\u90e8\u4ef6<\/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\/zh\/product\/magnet-stand\/\" title=\"\u78c1\u5ea7\u5c3a\u5bf8-60 \u5343\u514b\u529b\">\u78c1\u5ea7\u5c3a\u5bf8-60 \u5343\u514b\u529b<\/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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/product\/reflective-tape\/\" title=\"\u53cd\u5149\u80f6\u5e26\">\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=\"\u53cd\u5149\u80f6\u5e26\" 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\/zh\/product-category\/parts\/\" rel=\"tag\">\u90e8\u4ef6<\/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\/zh\/product\/reflective-tape\/\" title=\"\u53cd\u5149\u80f6\u5e26\">\u53cd\u5149\u80f6\u5e26<\/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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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\/zh\/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\/zh\/product\/dynamic-balancer-balanset-1a\/\" title=\"\u52a8\u5e73\u8861\u673a &quot;Balanset-1A&quot; 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=\"Balanset-1A \u5957\u4ef6\u5185\u5bb9\u5305\u62ec\u63a5\u53e3\u88c5\u7f6e\u3001\u4f20\u611f\u5668\u3001\u8f6c\u901f\u8ba1\u548c\u9644\u4ef6\" 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\/zh\/product-category\/devices\/\" rel=\"tag\">\u8bbe\u5907<\/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\/zh\/product\/dynamic-balancer-balanset-1a\/\" title=\"\u52a8\u5e73\u8861\u673a &quot;Balanset-1A&quot; OEM\">\u52a8\u5e73\u8861\u673a \"Balanset-1A\" 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> +\u589e\u503c\u7a0e\uff08\u5982\u9002\u7528\uff09<\/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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u52a0\u5165\u8d2d\u7269\u8f66\" 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=\"\/zh\/wp-json\/wp\/v2\/glossary\/247?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=\"\u52a0\u5165\u8d2d\u7269\u8f66\uff1a\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\u5df2\u6dfb\u52a0\u5230\u60a8\u7684\u8d2d\u7269\u8f66\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u52a0\u5165\u8d2d\u7269\u8f66<\/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><strong>\u9891\u8c31\u6cc4\u6f0f<\/strong> \u662f\u4e00\u79cd\u5728\u2026\u2026\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u6d4b\u91cf\u8bef\u5dee <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/fft\/\">\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362\uff08FFT\uff09<\/a> \u4fe1\u53f7\u5206\u6790\u3002\u8fd9\u662f\u5c06\u5355\u4e00\u79bb\u6563\u9891\u7387\u5cf0\u503c\u7684\u80fd\u91cf\u201c\u5c55\u5bbd\u201d\u6216\u6269\u6563\u5230 <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/spectrum\/\">\u5149\u8c31<\/a> \u76f8\u90bb\u7684\u9891\u7387bin\u3002\u8fd9\u79cd\u5c55\u5bbd\u73b0\u8c61\u65e2\u4f1a\u626d\u66f2\u771f\u5b9e\u632f\u52a8\u5206\u91cf\u7684\u632f\u5e45\uff0c\u4e5f\u4f1a\u6539\u53d8\u5176\u8868\u89c2\u9891\u7387\uff0c\u4ece\u800c\u53ef\u80fd\u63a9\u76d6\u8f83\u5fae\u5f31\u7684\u4fe1\u53f7\uff0c\u6216\u5bfc\u81f4\u8bca\u65ad\u7ed3\u679c\u4e0d\u51c6\u786e\u3002\u7406\u89e3\u8fd9\u4e00\u73b0\u8c61\u5bf9\u4e8e\u4fe1\u4efb\u4efb\u4f55FFT\u7ed3\u679c\u90fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h2>1. \u5b9a\u4e49\uff1a\u4ec0\u4e48\u662f\u9891\u8c31\u6cc4\u6f0f\uff1f<\/h2>\n<p>\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5355\u9891\u7eaf\u6b63\u5f26\u6ce2\u5728\u9891\u8c31\u4e2d\u5e94\u5448\u73b0\u4e3a\u4e00\u6761\u5355\u4e00\u7684\u3001\u65e0\u9650\u7ec6\u7684\u7ebf\u3002\u800c\u5728\u73b0\u5b9e\u4e16\u754c\u4e2d\uff0c\u5374\u4f1a\u51fa\u73b0\u9891\u8c31\u6cc4\u6f0f\u73b0\u8c61\uff1a\u672c\u5e94\u96c6\u4e2d\u5728\u5355\u4e00\u9891\u7387\u4e0a\u7684\u80fd\u91cf <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/fft\/\">\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362<\/a> \u8be5\u9891\u6bb5\u4f1a\u5411\u4fa7\u9762\u201c\u6cc4\u6f0f\u201d\u5230\u76f8\u90bb\u9891\u6bb5\uff0c\u4ece\u800c\u5f62\u6210\u4e00\u4e2a\u57fa\u5e95\u5bbd\u9614\u7684\u5cf0\u503c\uff0c\u800c\u975e\u5c16\u9510\u7684\u5c16\u5cf0\u3002\u5176\u7ed3\u679c\u662f\uff0c\u6240\u5f97\u9891\u8c31\u770b\u8d77\u6765\u6bd4\u5b9e\u9645\u7269\u7406\u8fc7\u7a0b\u6240\u5e94\u6709\u7684\u66f4\u4e3a\u6a21\u7cca\u4e14\u566a\u58f0\u66f4\u5927\uff0c\u8fd9\u4e00\u70b9\u5728\u8bd5\u56fe\u4ece\u9644\u8fd1\u7684\u5927\u5cf0\u503c\u4e2d\u5206\u79bb\u51fa\u5fae\u5f31\u7684\u6545\u969c\u4fe1\u53f7\u65f6\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<h2>2. \u6839\u672c\u539f\u56e0\uff1a\u4e0d\u8fde\u7eed\u6027<\/h2>\n<p>\u9891\u8c31\u6cc4\u6f0f\u6e90\u4e8e\u5bf9FFT\u57fa\u672c\u5047\u8bbe\u7684\u8fdd\u80cc\u3002\u8be5\u7b97\u6cd5\u5047\u8bbe\u6709\u9650\u6570\u636e\u5757\u7684 <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/time-waveform\/\">\u65f6\u95f4\u6ce2\u5f62<\/a> \u5b83\u6240\u5206\u6790\u7684\u6570\u636e\u662f\u4e00\u4e2a\u5468\u671f\u6027\u4fe1\u53f7\u7684\u5b8c\u6574\u91cd\u590d\u5468\u671f\u3002\u8981\u6ee1\u8db3\u8fd9\u4e00\u6761\u4ef6\uff0c\u4fe1\u53f7\u5728\u8be5\u533a\u6bb5\u672b\u5c3e\u7684\u503c\u5fc5\u987b\u4e0e\u5f00\u5934\u7684\u503c\u5b8c\u5168\u76f8\u540c\uff0c\u8fd9\u6837\u8be5\u533a\u6bb5\u624d\u80fd\u65e0\u7f1d\u5730\u9996\u5c3e\u76f8\u63a5\u5faa\u73af\u3002<\/p>\n<p>\u5b9e\u9645\u4e0a\uff0c\u5728\u6d4b\u91cf\u771f\u5b9e\u7684\u632f\u52a8\u4fe1\u53f7\u65f6\uff0c\u51e0\u4e4e\u4e0d\u53ef\u80fd\u6355\u83b7\u5230\u5305\u542b\u6070\u597d\u6574\u6570\u4e2a\u5468\u671f\u7684\u4fe1\u53f7\u6bb5\uff0c\u56e0\u4e3a <em>\u6bcf<\/em> \u5b58\u5728\u9891\u7387\u5206\u91cf\u3002\u7ed3\u679c\u662f <strong>\u4e0d\u8fde\u7eed\u6027<\/strong>\uff1a\u6355\u83b7\u4fe1\u53f7\u7684\u672b\u7aef\u4e0e\u8d77\u59cb\u70b9\u672a\u5bf9\u9f50\u3002FFT\u5c06\u8fd9\u79cd\u7a81\u53d8\u89e3\u91ca\u4e3a\u9ad8\u9891\u77ac\u6001\u2014\u2014\u7c7b\u4f3c\u4e8e\u4e00\u6b21\u51b2\u51fb\u2014\u2014\u800c\u8fd9\u79cd\u4eba\u9020\u77ac\u6001\u643a\u5e26\u4e86\u539f\u59cb\u4fe1\u53f7\u4e2d\u672c\u4e0d\u5b58\u5728\u7684\u80fd\u91cf\u3002\u6b63\u662f\u8fd9\u79cd\u6742\u6563\u80fd\u91cf\u5728\u6700\u7ec8\u7684\u9891\u8c31\u4e2d\u5411\u5bbd\u9891\u5e26\u8303\u56f4\u6cc4\u6f0f\u3002<\/p>\n<blockquote><p>\u6570\u636e\u5757\u8d8a\u77ed\uff0c\u4e24\u4e2a\u771f\u5b9e\u5cf0\u503c\u4e4b\u95f4\u7684\u8ddd\u79bb\u8d8a\u8fd1\uff0c\u6cc4\u6f0f\u9020\u6210\u7684\u5e72\u6270\u5c31\u8d8a\u5927\u2014\u2014\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u6cc4\u6f0f\u3001\u9891\u7387\u5206\u8fa8\u7387\u548c\u6570\u636e\u5757\u957f\u5ea6\u603b\u662f\u88ab\u4e00\u8d77\u8ba8\u8bba\u3002<\/p><\/blockquote>\n<h2>3. \u9891\u8c31\u6cc4\u6f0f\u7684\u5f71\u54cd<\/h2>\n<p>\u80fd\u91cf\u7684\u6269\u6563\u4f1a\u4ea7\u751f\u4e24\u79cd\u4e3b\u8981\u7684\u8d1f\u9762\u5f71\u54cd\uff1a<\/p>\n<ol>\n<li><strong>\u632f\u5e45\u7cbe\u5ea6\u964d\u4f4e\uff1a<\/strong> \u672c\u5e94\u96c6\u4e2d\u5728\u5355\u4e2a\u6876\u4e2d\u7684\u80fd\u91cf\uff0c\u73b0\u5728\u5206\u6563\u5230\u4e86\u8bb8\u591a\u6876\u4e2d\u3002\u56e0\u6b64\uff0c\u4e3b\u5cf0\u663e\u793a\u4e3a <em>\u964d\u4f4e<\/em> \u6bd4\u5176\u771f\u5b9e\u632f\u5e45\u8fd8\u8981\u5927\uff0c\u800c\u76f8\u90bb\u7684\u201c\u65c1\u74e3\u201d\u9891\u6bb5\u5219\u88ab\u4eba\u4e3a\u62ac\u9ad8\u3002\u4e00\u4e2a <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/amplitude\/\">\u632f\u5e45<\/a> \u76f4\u63a5\u4ece\u6cc4\u6f0f\u7684\u5cf0\u503c\u6570\u636e\u8fdb\u884c\u5224\u65ad\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e25\u91cd\u7a0b\u5ea6\u8bc4\u4f30\u51fa\u73b0\u504f\u5dee\u3002<\/li>\n<li><strong>\u9891\u7387\u5206\u8fa8\u7387\u964d\u4f4e\uff1a<\/strong> \u6cc4\u6f0f\u73b0\u8c61\u53ef\u80fd\u4e25\u91cd\u5230\u8db3\u4ee5\u5b8c\u5168\u63a9\u76d6\u9644\u8fd1\u8f83\u5c0f\u7684\u5cf0\u503c\u3002\u6765\u81ea\u65e9\u671f <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/bearing-defects\/\">\u8f74\u627f\u7f3a\u9677<\/a>\u4f8b\u5982\uff0c\u5b83\u53ef\u80fd\u4f1a\u5b8c\u5168\u6df9\u6ca1\u5728\u5927\u578b 1\u00d7 \u6cc4\u6f0f\u4ea7\u751f\u7684\u5e7f\u9614\u6cc4\u6f0f\u533a\u57df\u4e2d <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/unbalance\/\">\u4e0d\u5e73\u8861<\/a> \u5cf0\u503c\u3002<\/li>\n<\/ol>\n<p>\u8fd9\u4e24\u79cd\u6548\u5e94\u90fd\u4e0e\u5206\u6790\u5458\u7684\u76ee\u6807\u80cc\u9053\u800c\u9a70\uff1a\u5373\u51c6\u786e\u53cd\u6620\u8d8b\u52bf\u548c\u4e25\u91cd\u7a0b\u5ea6\u7684\u6ce2\u5e45\uff0c\u4ee5\u53ca\u4fbf\u4e8e\u65e9\u671f\u6545\u969c\u68c0\u6d4b\u7684\u6e05\u6670\u5206\u8fa8\u7387\u3002<\/p>\n<h2>4. \u89e3\u51b3\u65b9\u6848\uff1a\u5206\u7a97\u6cd5<\/h2>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u63a7\u5236\u9891\u8c31\u6cc4\u6f0f\uff1a <strong><a href=\"https:\/\/vibromera.eu\/zh\/glossary\/windowing\/\">\u7a97\u53e3\u5316<\/a><\/strong> \u51fd\u6570\u3002\u7a97\u53e3\u662f\u5c06\u6570\u5b66\u52a0\u6743\u51fd\u6570\u4e0e\u65f6\u95f4\u6ce2\u5f62\u6570\u636e\u76f8\u4e58\u6240\u5f97\u7684\u7ed3\u679c <em>\u524d<\/em> \u5b83\u88ab\u4f20\u9012\u7ed9FFT\u3002<\/p>\n<p>\u5728\u4e00\u822c\u65cb\u8f6c\u673a\u68b0\u5de5\u4f5c\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u9009\u62e9\u662f <strong><a href=\"https:\/\/vibromera.eu\/zh\/glossary\/hanning-window\/\">\u6c49\u5b81\u7a97<\/a><\/strong>. \u5b83\u5177\u6709\u5e73\u6ed1\u7684\u949f\u5f62\u8f6e\u5ed3\uff0c\u80fd\u4f7f\u4fe1\u53f7\u5728\u5757\u7684\u8d77\u59cb\u548c\u7ed3\u675f\u5904\u9010\u6e10\u8870\u51cf\u81f3\u96f6\u3002\u8fd9\u79cd\u6e10\u53d8\u8feb\u4f7f\u4e24\u7aef\u76f8\u5339\u914d\uff0c\u4ece\u800c\u6709\u6548\u6d88\u9664\u4e86\u6700\u521d\u5bfc\u81f4\u6cc4\u6f0f\u7684\u4eba\u4e3a\u4e0d\u8fde\u7eed\u6027\u3002\u901a\u8fc7\u5411FFT\u63d0\u4f9b\u5e73\u6ed1\u7684\u5468\u671f\u6027\u4fe1\u53f7\uff0c\u7a97\u51fd\u6570\u5904\u7406\u80fd\u663e\u8457\u51cf\u5c11\u6cc4\u6f0f\u2014\u2014\u4ece\u800c\u83b7\u5f97\u66f4\u5c16\u9510\u7684\u5cf0\u503c\u3001\u66f4\u4f4e\u7684\u566a\u58f0\u5e95\u9650\u4ee5\u53ca\u66f4\u7075\u654f\u7684\u5206\u6790\u7ed3\u679c\u3002<\/p>\n<p>\u7a97\u51fd\u6570\u662f\u4e00\u79cd\u6743\u8861\uff0c\u800c\u975e\u4e07\u80fd\u89e3\u3002\u80fd\u591f\u6291\u5236\u6cc4\u6f0f\u7684\u9525\u5f62\u7279\u6027\uff0c\u4e5f\u4f1a\u4f7f\u4e3b\u5cf0\u503c\u7565\u5fae\u53d8\u5bbd\u5e76\u964d\u4f4e\u5176\u6d4b\u91cf\u632f\u5e45\uff0c\u8fd9\u5c31\u662f\u4eea\u5668\u4f1a\u5e94\u7528\u632f\u5e45\u6821\u6b63\u7cfb\u6570\u7684\u539f\u56e0\u3002\u4e0d\u540c\u7684\u7a97\u51fd\u6570\u5728\u8fd9\u4e9b\u7279\u6027\u4e0a\u7684\u6743\u8861\u5404\u4e0d\u76f8\u540c\uff1a\u5f53\u5355\u97f3\u7684\u7cbe\u786e\u632f\u5e45\u81f3\u5173\u91cd\u8981\u65f6\uff08\u4f8b\u5982\u5728 <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/calibration\/\">\u6821\u51c6<\/a>)\uff0c\u5728\u2026\u2026\u4e2d\uff0c\u5747\u5300\uff08\u77e9\u5f62\uff09\u7684\u7a97\u53e3\u9002\u5408\u77ac\u6001\u6355\u83b7 <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/bump-test\/\">\u78b0\u649e\u6d4b\u8bd5<\/a>\u2026\u2026\u800c\u6c49\u5b81\u4ecd\u662f\u65e5\u5e38\u7684\u9996\u9009\u3002<\/p>\n<h2>5. \u4e3a\u4f55\u8fd9\u5728\u5b9e\u8df5\u4e2d\u81f3\u5173\u91cd\u8981<\/h2>\n<p>\u5bf9\u4e8e\u73b0\u573a\u5de5\u7a0b\u5e08\u6765\u8bf4\uff0c\u8fd9\u4e2a\u9053\u7406\u5f88\u7b80\u5355\uff1a\u5e72\u51c0\u7684\u9891\u8c31\u662f\u51c6\u786e\u8bca\u65ad\u7684\u524d\u63d0\u3002\u5982\u679c\u6f0f\u78c1\u63a9\u76d6\u4e86\u5fae\u5f31\u7684\u8f74\u627f\u566a\u58f0\uff0c\u6216\u8005\u4f4e\u4f30\u4e86\u5cf0\u503c\u7684\u632f\u5e45\uff0c\u5c31\u4f1a\u5bfc\u81f4\u6392\u67e5\u5de5\u4f5c\u504f\u79bb\u6b63\u8f68\u3002\u5728\u6d4b\u91cf1\u00d7\u632f\u5e45\u65f6\uff0c <a href=\"https:\/\/vibromera.eu\/zh\/glossary\/phase\/\">\u76f8\u4f4d<\/a> \u7528\u4e8e\u5e73\u8861\u6821\u51c6\u5de5\u4f5c\u2014\u2014\u8fd9\u662f\u4e00\u9879\u5e38\u89c4\u4efb\u52a1\uff0c\u901a\u5e38\u7531\u4fbf\u643a\u5f0f\u4eea\u5668\uff08\u5982 <a href=\"https:\/\/vibromera.eu\/zh\/%e4%ba%a7%e5%93%81\/%e5%b9%b3%e8%a1%a1%e6%9d%86-1\/\">Balanset-1A<\/a> \u5728\u673a\u5668\u81ea\u8eab\u7684\u8f74\u627f\u4e2d\u8868\u73b0\u51fa\u6765\u2014\u2014\u9002\u5f53\u7684\u7a97\u51fd\u6570\u5904\u7406\u80fd\u4f7f\u8be5\u540c\u6b65\u5cf0\u503c\u4fdd\u6301\u5c16\u9510\u4e14\u632f\u5e45\u7a33\u5b9a\uff0c\u56e0\u6b64\u8ba1\u7b97\u51fa\u7684\u4fee\u6b63\u503c\u662f\u57fa\u4e8e\u771f\u5b9e\u7684\u632f\u52a8\uff0c\u800c\u975e\u6a21\u7cca\u7684\u4f2a\u5f71\u3002<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/zh\/glossary\/\">\u2190 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