{"id":65307,"date":"2024-04-02T02:04:45","date_gmt":"2024-04-02T07:04:45","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/shop\/digital-ultrasonic-sound-level-meter\/"},"modified":"2026-03-28T20:58:11","modified_gmt":"2026-03-29T01:58:11","slug":"digital-ultrasonic-sound-level-meter","status":"publish","type":"product","link":"https:\/\/www.bjultrasonic.com\/vi\/shop\/digital-ultrasonic-sound-level-meter\/","title":{"rendered":"M\u00e1y \u0110o M\u1ee9c \u00c2m Thanh K\u1ef9 Thu\u1eadt S\u1ed1 Si\u00eau \u00c2m"},"content":{"rendered":"<p>C\u01b0\u1eddng \u0111\u1ed9 si\u00eau \u00e2m, c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00f4ng su\u1ea5t \u00e2m thanh, trong tr\u01b0\u1eddng \u00e2m thanh ch\u1ea5t l\u1ecfng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng si\u00eau \u00e2m. N\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t l\u00e0m s\u1ea1ch c\u1ee7a thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a b\u1ed9 x\u1eed l\u00fd si\u00eau \u00e2m. M\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh cho ph\u00e9p \u0111o nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n c\u01b0\u1eddng \u0111\u1ed9 tr\u01b0\u1eddng \u00e2m thanh b\u1ea5t c\u1ee9 l\u00fac n\u00e0o v\u00e0 b\u1ea5t c\u1ee9 n\u01a1i \u0111\u00e2u, hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng gi\u00e1 tr\u1ecb c\u00f4ng su\u1ea5t \u00e2m thanh.<\/p>\n<p>M\u00e1y ki\u1ec3m tra c\u00f4ng su\u1ea5t si\u00eau \u00e2m c\u00f3 s\u1eb5n \u1edf c\u00e1c m\u00f4 h\u00ecnh di \u0111\u1ed9ng v\u00e0 gi\u00e1m s\u00e1t tr\u1ef1c tuy\u1ebfn \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u nhu c\u1ea7u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<p>M\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh si\u00eau \u00e2m (ho\u1eb7c m\u00e1y \u0111o m\u1ee9c \u00e2m thanh) s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n c\u1ee7a g\u1ed1m \u00e1p \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 khi m\u1ed9t l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean g\u1ed1m, n\u00f3 chuy\u1ec3n \u0111\u1ed5i l\u1ef1c \u0111\u00f3 th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. Trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n, l\u1ef1c m\u1ea1nh h\u01a1n t\u1ea1o ra \u0111i\u1ec7n \u00e1p cao h\u01a1n. N\u1ebfu l\u1ef1c thay \u0111\u1ed5i theo chu k\u1ef3, g\u1ed1m \u00e1p \u0111i\u1ec7n s\u1ebd xu\u1ea5t ra t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u v\u1edbi c\u00f9ng t\u1ea7n s\u1ed1. Do hi\u1ec7n t\u01b0\u1ee3ng x\u00e2m th\u1ef1c v\u00e0 c\u00e1c d\u1ea1ng nhi\u1ec5u kh\u00e1c, d\u1ea1ng s\u00f3ng \u0111i\u1ec7n \u00e1p th\u1ef1c t\u1ebf l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a s\u00f3ng ch\u00ednh v\u00e0 nhi\u1ec1u s\u00f3ng ph\u1ee5. M\u00e1y ph\u00e2n t\u00edch t\u1ea7n s\u1ed1 (n\u0103ng l\u01b0\u1ee3ng) si\u00eau \u00e2m \u0111\u1ed9 ch\u00ednh x\u00e1c cao c\u1ee7a c\u00f4ng ty ch\u00fang t\u00f4i cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng xem d\u1ea1ng s\u00f3ng ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ecdc tr\u1ef1c ti\u1ebfp gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh.<\/p>\n<h3>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/h3>\n<ul>\n<li>\u0110o t\u1ef1 \u0111\u1ed9ng m\u1ed9t l\u1ea7n ch\u1ea1m v\u1edbi hi\u1ec3n th\u1ecb t\u1ef1 \u0111\u1ed9ng c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh v\u00e0 d\u1ea1ng s\u00f3ng.<\/li>\n<li>Hi\u1ec3n th\u1ecb k\u1ef9 thu\u1eadt s\u1ed1 c\u1ea3 gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh v\u00e0 t\u1ea7n s\u1ed1.<\/li>\n<li>M\u00e0n h\u00ecnh LCD m\u00e0u 3,2 inch v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i 320&#215;240 v\u00e0 \u0111\u00e8n n\u1ec1n LED.<\/li>\n<li>B\u1ed9 pin lithium 2300mAh t\u00edch h\u1ee3p v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n AC b\u00ean ngo\u00e0i.<\/li>\n<li>T\u1ef1 \u0111\u1ed9ng t\u1eaft sau 10 ph\u00fat kh\u00f4ng c\u00f3 t\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o.<\/li>\n<\/ul>\n<h3>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h3>\n<p><strong>D\u1eef li\u1ec7u lu\u00f4n hi\u1ec3n th\u1ecb s\u1ed1 kh\u00f4ng.<\/strong><\/p>\n<p>A: Khi \u0111\u1ea7u d\u00f2 \u1edf trong kh\u00f4ng kh\u00ed, m\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh s\u1ebd ngay l\u1eadp t\u1ee9c hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh th\u1eddi gian th\u1ef1c l\u00e0 0 W\/cm\u00b2 v\u00e0 s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u1eaft sau m\u1ed9t ph\u00fat.<\/p>\n<p><strong>S\u1ed1 \u0111\u1ecdc d\u01b0\u1eddng nh\u01b0 kh\u00f4ng ch\u00ednh x\u00e1c.<\/strong><\/p>\n<p>A: C\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh c\u1ee7a si\u00eau \u00e2m l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m ph\u1ee9c t\u1ea1p. N\u00f3 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n \u0111\u01a1n gi\u1ea3n b\u1eb1ng c\u00e1ch chia t\u1ed5ng c\u00f4ng su\u1ea5t cho di\u1ec7n t\u00edch b\u1ee9c x\u1ea1; n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng. M\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n b\u1eb1ng m\u1ed9t c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh ti\u00eau chu\u1ea9n tr\u01b0\u1edbc khi xu\u1ea5t x\u01b0\u1edfng, \u0111\u1ea3m b\u1ea3o c\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c l\u00e0 ch\u00ednh x\u00e1c. C\u00f3 m\u1ed9t gi\u1edbi h\u1ea1n v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh; m\u1ed9t khi \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t ng\u01b0\u1ee1ng nh\u1ea5t \u0111\u1ecbnh trong n\u01b0\u1edbc, vi\u1ec7c th\u00eam nhi\u1ec1u b\u1ed9 chuy\u1ec3n \u0111\u1ed5i h\u01a1n ho\u1eb7c t\u0103ng c\u00f4ng su\u1ea5t c\u00f3 th\u1ec3 kh\u00f4ng d\u1eabn \u0111\u1ebfn s\u1ef1 gia t\u0103ng tuy\u1ebfn t\u00ednh c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh, ho\u1eb7c th\u1eadm ch\u00ed kh\u00f4ng c\u00f3 thay \u0111\u1ed5i n\u00e0o.<\/p>\n<p><strong>Thi\u1ebft b\u1ecb t\u1ea7n s\u1ed1 cao kh\u00f4ng th\u1ec3 \u0111o \u0111\u01b0\u1ee3c.<\/strong><\/p>\n<p>A: M\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00e1y l\u00e0m s\u1ea1ch si\u00eau \u00e2m ti\u00eau chu\u1ea9n, bao ph\u1ee7 d\u1ea3i t\u1ea7n s\u1ed1 ch\u00ednh t\u1eeb 10-200kHz. C\u00e1c ph\u00e9p \u0111o th\u1ef1c hi\u1ec7n ngo\u00e0i ph\u1ea1m vi n\u00e0y s\u1ebd kh\u00f4ng ch\u00ednh x\u00e1c. V\u1ea5n \u0111\u1ec1 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft theo hai c\u00e1ch:<\/p>\n<ul>\n<li>Th\u00f4ng b\u00e1o cho ch\u00fang t\u00f4i bi\u1ebft d\u1ea3i t\u1ea7n s\u1ed1 c\u1ee5 th\u1ec3 b\u1ea1n c\u1ea7n \u0111o, v\u00e0 ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u1ea1o m\u1ed9t m\u00e0n h\u00ecnh v\u00e0 \u0111\u1ea7u d\u00f2 t\u00f9y ch\u1ec9nh.<\/li>\n<li>S\u1eed d\u1ee5ng m\u00e1y hi\u1ec7n s\u00f3ng \u0111\u1ec3 \u0111o t\u01b0\u01a1ng \u0111\u1ed1i. \u0110\u1ea7u d\u00f2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi m\u00e1y hi\u1ec7n s\u00f3ng v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c so s\u00e1nh b\u1eb1ng c\u00e1ch \u0111\u1ecdc t\u00edn hi\u1ec7u mi\u1ec1n th\u1eddi gian c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng cung c\u1ea5p gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh tuy\u1ec7t \u0111\u1ed1i, nh\u01b0ng cho ph\u00e9p so s\u00e1nh gi\u1eefa c\u00e1c ph\u00e9p \u0111o.<\/li>\n<\/ul>\n<p><strong>S\u1ed1 \u0111\u1ecdc b\u1ea5t th\u01b0\u1eddng; s\u1ed1 \u0111\u1ecdc xu\u1ea5t hi\u1ec7n ngay c\u1ea3 khi kh\u00f4ng \u1edf trong ch\u1ea5t l\u1ecfng.<\/strong><\/p>\n<p>A: V\u1ea5n \u0111\u1ec1 n\u00e0y cho th\u1ea5y \u0111\u01a1n v\u1ecb hi\u1ec3n th\u1ecb b\u1ecb h\u1ecfng v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c g\u1eedi tr\u1ea3 l\u1ea1i c\u00f4ng ty ch\u00fang t\u00f4i \u0111\u1ec3 s\u1eeda ch\u1eefa.<\/p>\n<p><strong>M\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb \u0111en kh\u00f4ng c\u00f3 g\u00ec hi\u1ec7n l\u00ean.<\/strong><\/p>\n<p>A: Thi\u1ebft b\u1ecb c\u00f3 ch\u1ebf \u0111\u1ed9 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. M\u00e0n h\u00ecnh s\u1ebd t\u1eaft n\u1ebfu c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh \u0111o \u0111\u01b0\u1ee3c l\u00e0 0 W\/cm\u00b2 trong m\u1ed9t ph\u00fat. N\u1ebfu nh\u1ea5n n\u00fat B\u1eacT\/T\u1eaeT kh\u00f4ng kh\u00f4i ph\u1ee5c \u0111\u01b0\u1ee3c m\u00e0n h\u00ecnh, h\u00e3y th\u1eed thay pin. N\u1ebfu m\u00e0n h\u00ecnh v\u1eabn t\u1eaft, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y m\u00e0n h\u00ecnh b\u1ecb h\u1ecfng v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c g\u1eedi tr\u1ea3 l\u1ea1i nh\u00e0 m\u00e1y ch\u00fang t\u00f4i \u0111\u1ec3 s\u1eeda ch\u1eefa.<\/p>\n<p><strong>S\u1ed1 \u0111\u1ecdc kh\u00e1c bi\u1ec7t l\u1edbn khi s\u1eed d\u1ee5ng \u0111\u1ed3ng th\u1eddi hai thi\u1ebft b\u1ecb.<\/strong><\/p>\n<p>A: Thi\u1ebft b\u1ecb si\u00eau \u00e2m c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n v\u1edbi m\u1ed9t tr\u01b0\u1eddng \u00e2m thanh ti\u00eau chu\u1ea9n tr\u01b0\u1edbc khi giao h\u00e0ng. Trong l\u00e0m s\u1ea1ch si\u00eau \u00e2m, s\u00f3ng \u00e2m ph\u1ea3n x\u1ea1 t\u1eeb th\u00e0nh b\u00ecnh ch\u1ee9a v\u00e0 b\u1ec1 m\u1eb7t n\u01b0\u1edbc, khi\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh thay \u0111\u1ed5i kh\u1eafp m\u00e1y l\u00e0m s\u1ea1ch. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t tr\u01b0\u1eddng s\u00f3ng d\u1eebng, n\u01a1i c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh l\u00e0 t\u1ed1i thi\u1ec3u t\u1ea1i c\u00e1c n\u00fat v\u00e0 t\u1ed1i \u0111a t\u1ea1i c\u00e1c b\u1ee5ng s\u00f3ng.<\/p>\n<p>V\u00ed d\u1ee5, trong m\u00e1y l\u00e0m s\u1ea1ch 28kHz, b\u01b0\u1edbc s\u00f3ng \u00e2m thanh trong n\u01b0\u1edbc l\u00e0 5,4cm, v\u1edbi hai n\u00fat v\u00e0 hai b\u1ee5ng m\u1ed7i b\u01b0\u1edbc s\u00f3ng. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a kho\u1ea3ng c\u00e1ch gi\u1eefa m\u1ed9t n\u00fat v\u00e0 m\u1ed9t b\u1ee5ng l\u00e0 1,3cm. \u0110\u1ed1i v\u1edbi m\u00e1y 40kHz, kho\u1ea3ng c\u00e1ch n\u00e0y l\u00e0 0,9cm.<\/p>\n<p>Do \u0111\u00f3, khi s\u1eed d\u1ee5ng hai m\u00e1y \u0111o c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ch\u00fang ph\u1ea3i \u0111o c\u00f9ng m\u1ed9t \u0111i\u1ec3m \u0111\u1ec3 so s\u00e1nh s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c. V\u1edbi kho\u1ea3ng c\u00e1ch g\u1ea7n gi\u1eefa c\u00e1c n\u00fat v\u00e0 b\u1ee5ng s\u00f3ng, c\u00e1c ph\u00e9p \u0111o c\u1ea7m tay d\u1ec5 b\u1ecb sai s\u1ed1 do chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi, l\u00e0m thay \u0111\u1ed5i tr\u01b0\u1eddng \u00e2m thanh. C\u00f4ng ty ch\u00fang t\u00f4i khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p k\u1eb9p c\u01a1 h\u1ecdc \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh \u0111\u1ea7u d\u00f2 v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c v\u1ecb tr\u00ed \u0111o nh\u1ea5t qu\u00e1n. M\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t n\u00e0y cho ph\u00e9p so s\u00e1nh c\u00f3 \u00fd ngh\u0129a gi\u1eefa hai thi\u1ebft b\u1ecb.<\/p>\n<p><strong>Gi\u00e1 tr\u1ecb kh\u00e1c bi\u1ec7t l\u1edbn khi ki\u1ec3m tra t\u1ea1i c\u00e1c \u0111i\u1ec3m kh\u00e1c nhau trong c\u00f9ng m\u1ed9t b\u1ec3.<\/strong><\/p>\n<p>A: M\u00e1y l\u00e0m s\u1ea1ch si\u00eau \u00e2m th\u01b0\u1eddng s\u1eed d\u1ee5ng b\u1ed9 chuy\u1ec3n \u0111\u1ed5i g\u1eafn t\u01b0\u1eddng g\u1eafn v\u00e0o \u0111\u00e1y ho\u1eb7c th\u00e0nh b\u1ec3. Qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t, quy c\u00e1ch k\u00edch th\u01b0\u1edbc v\u00e0 t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i n\u00e0y \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n t\u1ea1o ra tr\u01b0\u1eddng \u00e2m thanh kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u trong b\u1ec3 l\u00e0m s\u1ea1ch, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh t\u1ea1i c\u00e1c \u0111i\u1ec3m kh\u00e1c nhau v\u00e0 do \u0111\u00f3, c\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c kh\u00e1c nhau.<\/p>\n<p><strong>T\u1ea7n su\u1ea5t thi\u1ebft b\u1ecb c\u1ea7n hi\u1ec7u chu\u1ea9n l\u1ea1i l\u00e0 bao l\u00e2u, v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n<p>A: D\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n hi\u1ec7u chu\u1ea9n \u0111\u1ea7u d\u00f2 ph\u00e1t hi\u1ec7n, lo\u1ea1i s\u1ea3n ph\u1ea9m n\u00e0y n\u00ean \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n m\u1ed9t l\u1ea7n m\u1ed7i n\u0103m.<\/p>\n<p><strong>C\u00f3 ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng trong \u0111\u01a1n v\u1ecb hi\u1ec3n th\u1ecb.<\/strong><\/p>\n<p>A: \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 do c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong b\u1ecb l\u1ecfng. N\u00ean g\u1eedi tr\u1ea3 \u0111\u01a1n v\u1ecb \u0111\u1ec3 ki\u1ec3m tra v\u00e0 s\u1eeda ch\u1eefa.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y \u0111o m\u1ee9c \u00e2m thanh si\u00eau \u00e2m k\u1ef9 thu\u1eadt s\u1ed1 l\u00e0 thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 \u0111o c\u01b0\u1eddng \u0111\u1ed9 si\u00eau \u00e2m trong ch\u1ea5t l\u1ecfng. N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p nh\u01b0 l\u00e0m s\u1ea1ch si\u00eau \u00e2m v\u00e0 h\u00f3a h\u1ecdc si\u00eau \u00e2m. C\u00e1c th\u00f4ng s\u1ed1 \u0111o l\u01b0\u1eddng ch\u00ednh bao g\u1ed3m c\u01b0\u1eddng \u0111\u1ed9 si\u00eau \u00e2m, d\u1ea1ng s\u00f3ng si\u00eau \u00e2m, t\u1ea7n s\u1ed1 l\u00e0m vi\u1ec7c, c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i \u0111a, c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i thi\u1ec3u v\u00e0 th\u1eddi gian \u0111o.<\/p>\n","protected":false},"featured_media":42067,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[6217],"product_tag":[],"class_list":{"0":"post-65307","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ultrasonic-meter-vi","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-external","12":"prodpage-classic"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/product\/65307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=65307"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/42067"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=65307"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/product_brand?post=65307"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/product_cat?post=65307"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/product_tag?post=65307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}