{"id":20316,"date":"2019-09-06T04:01:40","date_gmt":"2019-09-06T04:01:40","guid":{"rendered":"http:\/\/dgbellvietnam.com\/several-problems-should-be-noticed-in-environmental-tests\/"},"modified":"2024-11-06T15:05:06","modified_gmt":"2024-11-06T08:05:06","slug":"several-problems-should-be-noticed-in-environmental-tests","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/several-problems-should-be-noticed-in-environmental-tests\/","title":{"rendered":"M\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 c\u1ea7n l\u01b0u \u00fd trong c\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng"},"content":{"rendered":"<div class=\"entry-content single-page\">\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng l\u00e0 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 s\u1eed d\u1ee5ng, v\u1eadn chuy\u1ec3n ho\u1eb7c l\u01b0u tr\u1eef s\u1ea3n ph\u1ea9m trong m\u00f4i tr\u01b0\u1eddng d\u1ef1 \u0111\u1ecbnh \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 tin c\u1eady ch\u1ee9c n\u0103ng c\u1ee7a s\u1ea3n ph\u1ea9m. Th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch m\u1ee9c \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u00fang.<\/span><\/span><\/p>\n<p><span style=\"color: #000000;\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">B\u1edfi v\u00ec th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng m\u00f4i tr\u01b0\u1eddng kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ef1 nhi\u00ean, kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi th\u1eddi gian v\u00e0 \u0111\u1ecba \u0111i\u1ec3m, ti\u1ebft ki\u1ec7m nh\u00e2n l\u1ef1c, t\u00e0i nguy\u00ean v\u1eadt li\u1ec7u v\u00e0 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u1ea3 ng\u00e0y. Do \u0111\u00f3, th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/span><\/span><\/span><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> M\u1ed9t m\u1eb7t, n\u00f3 cho th\u1ea5y b\u1ea3n ch\u1ea5t khoa h\u1ecdc c\u1ee7a n\u00f3, m\u1eb7t kh\u00e1c, n\u00f3 c\u0169ng kh\u1eb3ng \u0111\u1ecbnh gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3. C\u00e1c k\u1ef9 thu\u1eadt th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng m\u00f4i tr\u01b0\u1eddng l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh th\u1ef1c h\u00e0nh l\u1eb7p \u0111i l\u1eb7p l\u1ea1i trong th\u1eddi gian d\u00e0i c\u1ee7a nhi\u1ec1u th\u1ebf h\u1ec7 c\u00e1c nh\u00e0 khoa h\u1ecdc.<\/span><\/span><\/p>\n<h2><span id=\"Simulated_Environmental_Test_Classification\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ph\u00e2n lo\u1ea1i th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng<\/span><\/span><\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p b\u00ecnh th\u01b0\u1eddng, c\u00e1c th\u1eed nghi\u1ec7m v\u1ec1 m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i:\u00a0<\/span><\/span><\/span><\/p>\n<ul>\n<li><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ki\u1ec3m tra m\u00f4i tr\u01b0\u1eddng kh\u00ed h\u1eadu<\/span><\/span><\/strong><\/li>\n<li><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ki\u1ec3m tra m\u00f4i tr\u01b0\u1eddng c\u01a1 h\u1ecdc<\/span><\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">1. C\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng kh\u00ed h\u1eadu ch\u1ee7 y\u1ebfu bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9 cao, nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, \u00e1p su\u1ea5t th\u1ea5p (chia th\u00e0nh nhi\u1ec7t \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng v\u00e0 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 kh\u00ed \u00e1p su\u1ea5t th\u1ea5p), nhi\u1ec7t \u1ea9m, \u0111\u1ed9 \u1ea9m xen k\u1ebd, s\u1ed1c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p, chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p, phun mu\u1ed1i, n\u1ea5m m\u1ed1c, c\u00e1t, v.v.<\/span><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">2. C\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng c\u01a1 h\u1ecdc ch\u1ee7 y\u1ebfu bao g\u1ed3m rung \u0111\u1ed9ng, va ch\u1ea1m, va ch\u1ea1m, ly t\u00e2m, v\u1eadn chuy\u1ec3n, r\u01a1i v\u00e0 s\u1ee5p \u0111\u1ed5, v.v.<\/span><\/span><\/p>\n<div id=\"row-1473561653\" class=\"row\">\n<div id=\"col-495323533\" class=\"col medium-2 small-12 large-2\">\n<div class=\"col-inner\"><\/div>\n<\/div>\n<div id=\"col-61388607\" class=\"col medium-8 small-12 large-8\">\n<div class=\"col-inner\">\n<div class=\"video video-fit mb\" style=\"padding-top: 56.25%;\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p style=\"text-align: center;\"><a href=\"https:\/\/belltestchamber.com\/battery-test-chamber\/laboratory-high-precision-battery-vibration-test-chamber\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Video th\u1eed nghi\u1ec7m \u0111\u1ed9 rung.<\/span><\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Nhi\u1ec1u c\u00f4ng ty thi\u1ebfu hi\u1ec3u bi\u1ebft v\u1ec1 th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng, thi\u1ebfu ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n c\u00f3 li\u00ean quan v\u00e0 thi\u1ebfu kinh nghi\u1ec7m. \u0110\u1ea7u t\u01b0 m\u00f9 qu\u00e1ng v\u00e0o m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb \u0111\u1eaft ti\u1ec1n, nh\u01b0ng kh\u00f4ng ph\u00e1t huy \u0111\u00fang vai tr\u00f2 c\u1ee7a n\u00f3. Ngo\u00e0i ra, m\u1ed9t s\u1ed1 nh\u00e2n vi\u00ean kh\u00f4ng hi\u1ec3u c\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m. Th\u1eadm ch\u00ed m\u1ed9t s\u1ed1 nh\u00e2n vi\u00ean s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng hi\u1ec3u \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb, \u0111i\u1ec1u n\u00e0y g\u00e2y ra h\u1eadu qu\u1ea3 kh\u00f4ng th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c.<\/span><\/span><\/p>\n<h2><span id=\"Related_Terminology\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Thu\u1eadt ng\u1eef li\u00ean quan<\/span><\/span><\/strong><\/span><\/h2>\n<p><span style=\"color: #282828;\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">1. \u0110\u1ed9 l\u1eb7p l\u1ea1i:<\/span><\/span><\/strong><\/span><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> \u0110\u1ed1i v\u1edbi c\u00f9ng m\u1ed9t m\u1eabu th\u1eed nghi\u1ec7m trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, c\u00f9ng m\u1ed9t ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 l\u1eb7p l\u1ea1i th\u1eed nghi\u1ec7m nhi\u1ec1u l\u1ea7n b\u1eb1ng c\u00f9ng m\u1ed9t d\u1ee5ng c\u1ee5 \u0111o ch\u00ednh x\u00e1c. K\u1ebft qu\u1ea3 \u0111o l\u01b0\u1eddng l\u00e0 nh\u1ea5t qu\u00e1n.<\/span><\/span><\/p>\n<p><span style=\"color: #282828;\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">2. \u0110\u1ed9 t\u00e1i l\u1eadp:<\/span><\/span><\/strong><\/span><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> C\u00f9ng m\u1ed9t m\u1eabu th\u1eed nghi\u1ec7m \u1edf c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c nhau s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m b\u1eb1ng c\u00f9ng m\u1ed9t d\u1ee5ng c\u1ee5 \u0111o \u0111\u1ed9 ch\u00ednh x\u00e1c, v\u00e0 k\u1ebft qu\u1ea3 \u0111o l\u01b0\u1eddng l\u00e0 nh\u1ea5t qu\u00e1n.<\/span><\/span><\/p>\n<p><span style=\"color: #282828;\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">3. Syntony v\u00e0 c\u1ed9ng h\u01b0\u1edfng c\u00f3 c\u00f9ng m\u1ed9t ngh\u0129a.<\/span><\/span><\/strong><\/span><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> V\u00ed d\u1ee5, c\u1ed9ng h\u01b0\u1edfng c\u00f3 ngh\u0129a l\u00e0 khi t\u1ea7n s\u1ed1 c\u1ee7a b\u00e0n rung gi\u1ed1ng v\u1edbi t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean c\u1ee7a m\u1eabu c\u1ea7n th\u1eed nghi\u1ec7m. Rung \u0111\u1ed9ng \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u1ed9ng h\u01b0\u1edfng ngay c\u1ea3 khi n\u00f3 l\u00e0 syntony. Nh\u01b0ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p. L\u1ea5y syntony l\u00e0m v\u00ed d\u1ee5, n\u00f3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u1ea7n s\u1ed1 v\u1ed1n c\u00f3 trong m\u1ed9t v\u1eadt th\u1ec3. M\u1ed7i s\u1ea3n ph\u1ea9m c\u00f3 t\u1ea7n s\u1ed1 v\u1ed1n c\u00f3 ri\u00eang c\u1ee7a n\u00f3 v\u00e0 syntonye \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t v\u1eadt th\u1ec3 \u0111\u1ed9c l\u1eadp. C\u1ed9ng h\u01b0\u1edfng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn hai v\u1eadt th\u1ec3.<\/span><\/span><\/p>\n<h2><span id=\"Misunderstandings_Occur_in_Environmental_Testing\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Nh\u1eefng hi\u1ec3u l\u1ea7m x\u1ea3y ra trong th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng<\/span><\/span><\/strong><\/span><\/h2>\n<p><strong><span style=\"color: #000000;\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">1. Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, c\u00f3 \u00fd t\u01b0\u1edfng \u201cm\u00f4i tr\u01b0\u1eddng c\u00e0ng t\u1ec7 th\u00ec c\u00e0ng t\u1ed1t\u201d kh\u00f4ng? H\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c n\u00e0y l\u00e0 g\u00ec?<\/span><\/span><\/span><\/strong><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Th\u1eed nghi\u1ec7m v\u1edbi \u00fd t\u01b0\u1edfng n\u00e0y th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u1eed nghi\u1ec7m qu\u00e1 t\u1ea3i s\u1ea3n ph\u1ea9m. V\u00ed d\u1ee5, n\u1ebfu th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 l\u00e0 120 \u00b0C \u00b1 2 \u00b0C, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 c\u1ed1 \u00fd \u0111\u1eb7t \u1edf m\u1ee9c 122 \u00b0C \u00b1 2 \u00b0C. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi cho r\u1eb1ng s\u1ea3n ph\u1ea9m kh\u00f4ng qu\u00e1 nghi\u00eam ng\u1eb7t, do \u0111\u00f3 nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c c\u1ed1 \u00fd \u0111\u1eb7t \u1edf m\u1ee9c 118 \u00b0C \u00b1 2 \u00b0C. C\u1ea3 hai c\u00e1ch th\u1ef1c h\u00e0nh n\u00e0y \u0111\u1ec1u kh\u00f4ng hi\u1ec3u \u0111\u01b0\u1ee3c t\u00ednh nghi\u00eam ng\u1eb7t c\u1ee7a ti\u00eau chu\u1ea9n. H\u1ecd kh\u00f4ng nh\u1eadn ra r\u1eb1ng c\u00e1ch th\u1ef1c h\u00e0nh n\u00e0y s\u1ebd g\u00e2y ra \u0111\u1ed9 l\u1ec7ch nh\u00e2n t\u1ea1o l\u00ean \u0111\u1ebfn 4 \u00b0C so v\u1edbi gi\u00e1 tr\u1ecb \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh.<\/span><\/span><\/p>\n<p><strong><span style=\"color: #000000;\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">2. V\u1ecb tr\u00ed \u0111\u1eb7t s\u1ea3n ph\u1ea9m th\u1eed nghi\u1ec7m<\/span><\/span><\/span><\/strong><br \/>\n<span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> S\u1ea3n ph\u1ea9m th\u1eed nghi\u1ec7m ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t trong ph\u1ea7n hi\u1ec7u qu\u1ea3 c\u1ee7a bu\u1ed3ng m\u00f4i tr\u01b0\u1eddng. S\u1ea3n ph\u1ea9m ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean khung th\u00e9p kh\u00f4ng g\u1ec9 trong bu\u1ed3ng m\u00f4i tr\u01b0\u1eddng ho\u1eb7c treo l\u01a1 l\u1eedng. T\u00f3m l\u1ea1i, h\u00e3y c\u1ed1 g\u1eafng \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c m\u1eabu th\u1eed trong bu\u1ed3ng m\u00f4i tr\u01b0\u1eddng ph\u1ea3i ch\u1ecbu c\u00f9ng m\u1ed9t \u1ee9ng su\u1ea5t. Thay v\u00ec x\u1ebfp ch\u1ed3ng l\u00ean nhau nh\u01b0 m\u1ed9t \u0111\u1ed1ng c\u1ee7i.<\/span><\/span><\/p>\n<p><strong><em><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Kh\u00f4ng \u0111\u1eb7t v\u1eadt th\u1eed nghi\u1ec7m l\u00ean v\u1eadt s\u01a1n m\u00e0i \u0111\u1ec3 tr\u00e1nh nhi\u1ec5m b\u1ea9n nh\u00e2n t\u1ea1o b\u1ed5 sung. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng n\u1ebfu b\u1ea1n \u0111\u1eb7t m\u1ed9t m\u1ea3nh m\u1ea1 \u0111i\u1ec7n l\u00ean v\u1eadt nh\u01b0 v\u1eady \u0111\u1ec3 th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c th\u1eed nghi\u1ec7m n\u1ea5m m\u1ed1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ch\u00ednh x\u00e1c kh\u00f4ng?<\/span><\/span><\/em><\/strong><\/p>\n<h2><span id=\"Selection_of_Environmental_Test_Standards\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">L\u1ef1a ch\u1ecdn ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng<\/span><\/span><\/strong><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Hai lo\u1ea1i th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ri\u00eang l\u1ebb ho\u1eb7c k\u1ebft h\u1ee3p (nh\u01b0ng kh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean). Ngo\u00e0i c\u00e1c n\u1ed9i dung th\u1eed nghi\u1ec7m to\u00e0n di\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, c\u00e1c th\u1eed nghi\u1ec7m ph\u1ed5 bi\u1ebfn nh\u1ea5t nh\u01b0 th\u1eed nghi\u1ec7m k\u1ebft h\u1ee3p nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9 \u1ea9m rung \u0111\u1ed9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u00f3 c\u00e1c y\u00eau c\u1ea7u v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u00e1p d\u1ee5ng cho c\u00e1c n\u1ed9i dung th\u1eed nghi\u1ec7m n\u00e0y. C\u00e1c ti\u00eau chu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf Trung Qu\u1ed1c l\u00e0 GB2423, GJB150A, GJB4, GJB1032, v.v. C\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf l\u00e0: MIL-STD-810D, IEC60068, ISO16750, v.v.<\/span><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ch\u1ec9 nh\u1eefng k\u1ebft lu\u1eadn th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c \u0111\u01b0a ra theo c\u00e1c ti\u00eau chu\u1ea9n c\u00f3 li\u00ean quan m\u1edbi \u0111\u00e1ng tin c\u1eady v\u00e0 s\u1ebd \u0111\u01b0\u1ee3c qu\u1ed1c gia ho\u1eb7c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ea9m quy\u1ec1n c\u00f4ng nh\u1eadn. <\/span><\/span><span style=\"color: #000000;\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ng\u01b0\u1eddi th\u1eed nghi\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ef1 \u00fd thay \u0111\u1ed5i c\u00e1c ti\u00eau chu\u1ea9n ho\u1eb7c thay \u0111\u1ed5i m\u1ed9t c\u00e1ch m\u00f9 qu\u00e1ng.<\/span><\/span><\/span><\/p>\n<h2><span id=\"Experiment_Method\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ph\u01b0\u01a1ng ph\u00e1p th\u00ed nghi\u1ec7m<\/span><\/span><\/strong><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m. H\u1ee3p \u0111\u1ed3ng k\u1ef9 thu\u1eadt kh\u00f4ng ch\u1ec9 quy \u0111\u1ecbnh ti\u00eau chu\u1ea9n ch\u1ea5p nh\u1eadn giao h\u00e0ng m\u00e0 c\u00f2n c\u00f3 c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb, ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m, quy tr\u00ecnh, v.v. Ngay c\u1ea3 m\u1ed9t s\u1ed1 kh\u00e1c bi\u1ec7t nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hai k\u1ebft lu\u1eadn. <\/span><\/span><span style=\"color: #282828;\"><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Do \u0111\u00f3, ph\u1ea3i c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t.<\/span><\/span><\/strong><\/span><\/p>\n<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Cu\u1ed1i c\u00f9ng nh\u01b0ng kh\u00f4ng k\u00e9m ph\u1ea7n quan tr\u1ecdng, t\u00f4i hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y c\u00f3 th\u1ec3 gi\u00fap \u00edch cho nh\u1eefng ng\u01b0\u1eddi b\u1ea1n \u0111ang c\u1ea7n. <\/span><\/span><strong><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Ch\u00fang t\u00f4i l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb ki\u1ec3m tra pin v\u00e0 bu\u1ed3ng ki\u1ec3m tra m\u00f4i tr\u01b0\u1eddng v\u1edbi 13 n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c R&amp;D v\u00e0 s\u1ea3n xu\u1ea5t. <\/span><\/span><a href=\"http:\/\/dgbellvietnam.com\/lien-he\/\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">T\u00f4i tin r\u1eb1ng thi\u1ebft b\u1ecb ki\u1ec3m tra tuy\u1ec7t v\u1eddi c\u1ee7a ch\u00fang t\u00f4i c\u00f3 th\u1ec3 gi\u00fap \u00edch cho b\u1ea1n. Hoan ngh\u00eanh b\u1ea1n tham kh\u1ea3o \u00fd ki\u1ebfn \u200b\u200bc\u1ee7a ch\u00fang t\u00f4i!<\/span><\/span><\/a><\/strong><\/p>\n<div class=\"blog-share text-center\">\n<div class=\"is-divider medium\"><\/div>\n<div class=\"social-icons share-icons share-row relative\"><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng l\u00e0 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 s\u1eed d\u1ee5ng, v\u1eadn chuy\u1ec3n ho\u1eb7c l\u01b0u tr\u1eef s\u1ea3n ph\u1ea9m trong m\u00f4i tr\u01b0\u1eddng d\u1ef1 \u0111\u1ecbnh \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 tin c\u1eady ch\u1ee9c n\u0103ng c\u1ee7a s\u1ea3n ph\u1ea9m. Th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch m\u1ee9c \u0111\u1ed9 \u1ea3nh<\/p>\n","protected":false},"author":1,"featured_media":20317,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-20316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-cong-nghe"],"acf":[],"_links":{"self":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/comments?post=20316"}],"version-history":[{"count":2,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20316\/revisions"}],"predecessor-version":[{"id":22133,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20316\/revisions\/22133"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/20317"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=20316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=20316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=20316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}