<\/span><\/h3>\nTheo hi\u1ec7u \u1ee9ng “ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang” v\u00e0 nguy\u00ean l\u00fd ph\u00f3ng \u0111i\u1ec7n \u0111\u1ea7u m\u00fat, khi \u0111i\u1ec7n t\u00edch t\u00edch l\u0169y v\u01b0\u1ee3t qu\u00e1 m\u1ed9t gi\u00e1 tr\u1ecb nh\u1ea5t \u0111\u1ecbnh, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c ph\u00f3ng ra ngo\u00e0i kh\u00f4ng gian do hi\u1ec7u \u0111i\u1ec7n th\u1ebf, \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch kh\u1eed t\u0129nh \u0111i\u1ec7n. C\u00e1c t\u00ednh n\u0103ng: thu\u1eadn ti\u1ec7n v\u00e0 \u0111\u00e1ng tin c\u1eady. Th\u1eddi gian t\u1ea3n t\u0129nh \u0111i\u1ec7n <0.5s L\u00fd thuy\u1ebft c\u1ee7a d\u00e2y \u0111eo c\u1ed5 tay l\u00e0 s\u1eed d\u1ee5ng nguy\u00ean l\u00fd ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang \u0111\u1ec3 ti\u00eau t\u00e1n m\u1ed9t ph\u1ea7n t\u0129nh \u0111i\u1ec7n. Ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang c\u00f2n g\u1ecdi l\u00e0 ph\u00f3ng \u0111i\u1ec7n t\u00edp. N\u00f3 s\u1ebd ph\u00f3ng \u0111i\u1ec7n ra ngo\u00e0i kh\u00f4ng kh\u00ed \u0111\u1ec3 ti\u00eau t\u00e1n t\u0129nh \u0111i\u1ec7n, nh\u01b0ng \u0111i\u1ec7n \u00e1p t\u0129nh \u0111i\u1ec7n Y\u00eau c\u1ea7u ti\u00eau t\u00e1n t\u0129nh \u0111i\u1ec7n c\u1ee7a d\u00e2y \u0111eo tay qu\u00e1 cao, \u0111i\u1ec1u n\u00e0y kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111i\u1ec7n t\u1eed, v\u00ec c\u00f3 bao nhi\u00eau linh ki\u1ec7n \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p cao tr\u00ean 1500V.<\/span><\/p>\nPh\u00f3ng \u0111i\u1ec7n corona l\u00e0 s\u1ef1 ph\u00f3ng \u0111i\u1ec7n t\u1ef1 duy tr\u00ec c\u1ee5c b\u1ed9 c\u1ee7a m\u00f4i tr\u01b0\u1eddng kh\u00ed trong m\u1ed9t \u0111i\u1ec7n tr\u01b0\u1eddng kh\u00f4ng \u0111\u1ec1u. H\u00ecnh th\u1ee9c ph\u00f3ng \u0111i\u1ec7n ph\u1ed5 bi\u1ebfn nh\u1ea5t. \u1ede v\u00f9ng l\u00e2n c\u1eadn c\u1ee7a \u0111i\u1ec7n c\u1ef1c ch\u00f3p c\u00f3 b\u00e1n k\u00ednh cong nh\u1ecf, ch\u1ea5t kh\u00ed b\u1ecb ion h\u00f3a v\u00e0 b\u1ecb k\u00edch th\u00edch v\u00ec c\u01b0\u1eddng \u0111\u1ed9 \u0111i\u1ec7n tr\u01b0\u1eddng c\u1ee5c b\u1ed9 v\u01b0\u1ee3t qu\u00e1 c\u01b0\u1eddng \u0111\u1ed9 tr\u01b0\u1eddng ion h\u00f3a c\u1ee7a ch\u1ea5t kh\u00ed, do \u0111\u00f3 x\u1ea3y ra ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang. M\u1ed9t v\u1ea7ng h\u00e0o quang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y xung quanh c\u00e1c \u0111i\u1ec7n c\u1ef1c d\u01b0\u1edbi d\u1ea1ng \u00e1nh s\u00e1ng, k\u00e8m theo ti\u1ebfng r\u00edt. Ph\u00f3ng \u0111i\u1ec7n corona c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t d\u1ea1ng ph\u00f3ng \u0111i\u1ec7n t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh, ho\u1eb7c n\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n ban \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u00e1nh th\u1ee7ng khe h\u1edf trong \u0111i\u1ec7n tr\u01b0\u1eddng kh\u00f4ng \u0111\u1ec1u.<\/span><\/p>\nC\u01a1 ch\u1ebf h\u00ecnh th\u00e0nh c\u1ee7a ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang l\u00e0 kh\u00e1c nhau do s\u1ef1 ph\u00e2n c\u1ef1c kh\u00e1c nhau c\u1ee7a c\u00e1c \u0111i\u1ec7n c\u1ef1c \u0111\u1ea7u, nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu l\u00e0 do s\u1ef1 t\u00edch t\u1ee5 v\u00e0 ph\u00e2n b\u1ed1 \u0111i\u1ec7n t\u00edch kh\u00f4ng gian trong qu\u00e1 tr\u00ecnh ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang. D\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u, c\u1ea3 h\u00e0o quang \u00e2m ho\u1eb7c h\u00e0o quang d\u01b0\u01a1ng \u0111\u1ec1u t\u00edch t\u1ee5 \u0111i\u1ec7n t\u00edch kh\u00f4ng gian g\u1ea7n \u0111i\u1ec7n c\u1ef1c \u0111\u1ea7u. Trong m\u1ed9t v\u1ea7ng h\u00e0o quang \u00e2m, khi c\u00e1c \u0111i\u1ec7n t\u1eed g\u00e2y ra s\u1ef1 ion h\u00f3a va ch\u1ea1m, c\u00e1c \u0111i\u1ec7n t\u1eed b\u1ecb \u0111\u1ea9y \u0111\u1ebfn kh\u00f4ng gian ra kh\u1ecfi \u0111\u1ea7u \u0111i\u1ec7n c\u1ef1c v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c ion \u00e2m, trong khi c\u00e1c ion d\u01b0\u01a1ng t\u00edch t\u1ee5 g\u1ea7n b\u1ec1 m\u1eb7t \u0111i\u1ec7n c\u1ef1c. <\/span><\/p>\nKhi \u0111i\u1ec7n tr\u01b0\u1eddng ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng, c\u00e1c ion d\u01b0\u01a1ng b\u1ecb h\u00fat v\u00e0o \u0111i\u1ec7n c\u1ef1c, v\u00e0 m\u1ed9t xung c\u1ee7a d\u00f2ng h\u00e0o quang x\u1ea3y ra t\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, v\u00e0 c\u00e1c ion \u00e2m khu\u1ebfch t\u00e1n v\u00e0o kh\u00f4ng gian k\u1ebd. Sau \u0111\u00f3, qu\u00e1 tr\u00ecnh ion h\u00f3a v\u00e0 chuy\u1ec3n \u0111\u1ed9ng h\u1ea1t t\u00edch \u0111i\u1ec7n ti\u1ebfp theo \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i. Chu k\u1ef3 n\u00e0y x\u1ea3y ra nhi\u1ec1u xung c\u1ee7a d\u00f2ng h\u00e0o quang. Hi\u1ec7n t\u01b0\u1ee3ng d\u00f2ng \u0111i\u1ec7n h\u00e0o quang \u0111\u01b0\u1ee3c G.W. Trichel ph\u00e1t hi\u1ec7n v\u00e0o n\u0103m 1938 v\u00e0 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 xung Trichel. N\u1ebfu \u0111i\u1ec7n \u00e1p ti\u1ebfp t\u1ee5c t\u0103ng, t\u1ea7n s\u1ed1 xung v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a d\u00f2ng h\u00e0o quang t\u0103ng, v\u00e0 n\u00f3 bi\u1ebfn th\u00e0nh ph\u00f3ng \u0111i\u1ec7n ph\u00e1t s\u00e1ng \u00e2m. Khi \u0111i\u1ec7n \u00e1p t\u0103ng tr\u1edf l\u1ea1i, hi\u1ec7n t\u01b0\u1ee3ng ph\u00f3ng \u0111i\u1ec7n d\u00f2ng \u00e2m x\u1ea3y ra, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u00f3ng \u0111i\u1ec7n ch\u00f9m ho\u1eb7c ph\u00f3ng \u0111i\u1ec7n ch\u1ed5i than v\u00ec h\u00ecnh d\u1ea1ng c\u1ee7a n\u00f3. Khi d\u00f2ng \u0111i\u1ec7n ph\u00f3ng \u0111i\u1ec7n \u00e2m c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n sang \u0111i\u1ec7n c\u1ef1c ng\u01b0\u1ee3c l\u1ea1i, n\u00f3 s\u1ebd d\u1eabn \u0111\u1ebfn ph\u00f3ng tia l\u1eeda \u0111i\u1ec7n, l\u00e0m v\u1ee1 to\u00e0n b\u1ed9 khe h\u1edf.<\/span><\/p>\n C\u00e1c h\u00e0o quang d\u01b0\u01a1ng c\u0169ng ph\u00e2n b\u1ed1 c\u00e1c ion d\u01b0\u01a1ng g\u1ea7n \u0111i\u1ec7n c\u1ef1c \u0111\u1ea7u, nh\u01b0ng li\u00ean t\u1ee5c b\u1ecb \u0111\u1ea9y v\u1ec1 kh\u00f4ng gian k\u1ebd, trong khi c\u00e1c \u0111i\u1ec7n t\u1eed b\u1ecb h\u00fat v\u00e0o \u0111i\u1ec7n c\u1ef1c, m\u1ed9t l\u1ea7n n\u1eefa t\u1ea1o th\u00e0nh m\u1ed9t d\u00f2ng h\u00e0o quang xung l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. Khi \u0111i\u1ec7n \u00e1p ti\u1ebfp t\u1ee5c t\u0103ng, s\u1ef1 ph\u00f3ng \u0111i\u1ec7n c\u1ee7a b\u1ed9 truy\u1ec1n d\u00f2ng x\u1ea3y ra v\u00e0 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 khe h\u1edf.<\/span><\/p>\nQu\u00e1 tr\u00ecnh ph\u00f3ng \u0111i\u1ec7n c\u1ee7a t\u1ea7n s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u trong n\u1eeda chu k\u1ef3 \u00e2m v\u00e0 d\u01b0\u01a1ng v\u1ec1 c\u01a1 b\u1ea3n gi\u1ed1ng nh\u01b0 qu\u00e1 tr\u00ecnh ph\u00f3ng \u0111i\u1ec7n c\u1ee7a h\u00e0o quang \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 \u00e2m m\u1ed9t chi\u1ec1u. D\u00f2ng \u0111i\u1ec7n corona t\u1ea7n s\u1ed1 ngu\u1ed3n c\u00f9ng pha v\u1edbi \u0111i\u1ec7n \u00e1p, ph\u1ea3n \u00e1nh s\u1ef1 m\u1ea5t m\u00e1t c\u00f4ng su\u1ea5t c\u1ee7a t\u1ea7n s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n. Trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt, m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111i\u1ec7n \u00e1p \u0111\u1eb7t v\u00e0o v\u00e0 \u0111i\u1ec7n t\u00edch h\u00e0o quang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a h\u00e0o quang, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1eb7c t\u00ednh th\u01b0 vi\u1ec7n v\u00f4n c\u1ee7a h\u00e0o quang. Tr\u00ean th\u1ef1c t\u1ebf, t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t c\u1ee7a d\u00e2y d\u1eabn nh\u01b0 h\u01b0 h\u1ecfng, h\u1ea1t m\u01b0a, v\u1eadt b\u00e1m…s\u1ebd l\u00e0m cho hi\u1ec7n t\u01b0\u1ee3ng ph\u00f3ng h\u00e0o quang d\u1ec5 x\u1ea3y ra.<\/span><\/p>\nPh\u00f3ng \u0111i\u1ec7n corona c\u00f3 nhi\u1ec1u t\u00e1c d\u1ee5ng kh\u00e1c nhau trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 k\u1ef9 thu\u1eadt. Corona xu\u1ea5t hi\u1ec7n tr\u00ean d\u00e2y d\u1eabn \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n cao \u00e1p v\u00e0 si\u00eau cao \u00e1p trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t ngu\u1ed3n corona, nhi\u1ec5u s\u00f3ng radio, nhi\u1ec5u TV, nhi\u1ec5u t\u1ea1p \u00e2m. Khi thi\u1ebft k\u1ebf m\u1ea1ch \u0111i\u1ec7n, c\u1ea7n ch\u1ecdn di\u1ec7n t\u00edch ti\u1ebft di\u1ec7n c\u1ee7a d\u00e2y v\u1eeba \u0111\u1ee7, ho\u1eb7c d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch d\u00e2y \u0111\u1ec3 gi\u1ea3m \u0111i\u1ec7n tr\u01b0\u1eddng tr\u00ean b\u1ec1 m\u1eb7t d\u00e2y \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng h\u00e0o quang.<\/span><\/p>\n \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n cao \u00e1p, hi\u1ec7n t\u01b0\u1ee3ng ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang s\u1ebd ph\u00e1 h\u1ee7y d\u1ea7n t\u00ednh n\u0103ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a thi\u1ebft b\u1ecb. \u0110i\u1ec7n t\u00edch kh\u00f4ng gian c\u1ee7a ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang c\u0169ng c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n ph\u00e1 v\u1ee1 khe h\u1edf trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n nh\u1ea5t \u0111\u1ecbnh. Khi x\u1ea3y ra s\u00e9t ho\u1eb7c qu\u00e1 \u00e1p ho\u1ea1t \u0111\u1ed9ng tr\u00ean \u0111\u01b0\u1eddng d\u00e2y, bi\u00ean \u0111\u1ed9 qu\u00e1 \u00e1p c\u00f3 th\u1ec3 b\u1ecb suy y\u1ebfu do m\u1ea5t h\u00e0o quang. Vi\u1ec7c s\u1eed d\u1ee5ng ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf b\u1ee5i t\u0129nh \u0111i\u1ec7n, x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, l\u1ecdc kh\u00f4ng kh\u00ed.<\/span><\/p>\nS\u1ef1 ph\u00f3ng h\u00e0o quang c\u1ee7a c\u00e1c v\u1eadt s\u1eafc nh\u1ecdn nh\u01b0 c\u00e2y c\u1ed1i tr\u00ean m\u1eb7t \u0111\u1ea5t d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a \u0111i\u1ec7n tr\u01b0\u1eddng tr\u00ean c\u1ea1n l\u00e0 m\u1ed9t m\u1eaft x\u00edch quan tr\u1ecdng li\u00ean quan \u0111\u1ebfn s\u1ef1 c\u00e2n b\u1eb1ng \u0111i\u1ec7n kh\u00ed quy\u1ec3n. Ph\u00f3ng \u0111i\u1ec7n corona xu\u1ea5t hi\u1ec7n tr\u00ean c\u00e1c gi\u1ecdt n\u01b0\u1edbc r\u01a1i v\u00e3i tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ea1i d\u01b0\u01a1ng c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea1i d\u01b0\u01a1ng v\u00e0 c\u0169ng c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c ph\u00f3ng \u0111i\u1ec7n hi\u1ec7u qu\u1ea3 \u0111\u1ed1i v\u1edbi c\u00e1c axit amin \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p s\u01a1 b\u1ed9 trong b\u1ea7u kh\u00ed quy\u1ec3n c\u1ed5 \u0111\u1ea1i c\u1ee7a Tr\u00e1i \u0111\u1ea5t. \u0110\u1ed1i v\u1edbi c\u00e1c m\u1ee5c \u0111\u00edch \u1ee9ng d\u1ee5ng kh\u00e1c nhau, ph\u00f3ng \u0111i\u1ec7n h\u00e0o quang l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 k\u1ef9 thu\u1eadt quan tr\u1ecdng.<\/span><\/p>\n<\/span>D\u00e2y \u0111eo tay v\u00f2ng k\u00e9p<\/strong><\/em><\/span><\/span><\/h3>\nS\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c trang b\u1ecb n\u00fat ch\u1ee5p \u1edf m\u1eb7t ngo\u00e0i c\u1ee7a kh\u1ed1i nh\u1ef1a. N\u00fat ch\u1ee5p xuy\u00ean qua kh\u1ed1i nh\u1ef1a th\u00f4ng qua \u0111\u1ea7u n\u1ed1i kim lo\u1ea1i v\u00e0 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e0ng d\u1eabn \u0111i\u1ec7n \u1edf m\u1eb7t trong c\u1ee7a kh\u1ed1i nh\u1ef1a t\u1ea1o th\u00e0nh hai m\u1ea1ch v\u00f2ng \u0111\u1ed9c l\u1eadp . Kh\u1ed1i nh\u1ef1a \u0111\u01b0\u1ee3c chia th\u00e0nh b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i. Hai mi\u1ebfng, hai kh\u1ed1i nh\u1ef1a \u0111\u01b0\u1ee3c g\u1eafn b\u1ea3n l\u1ec1 v\u00e0o nhau v\u00e0 c\u00e1c n\u00fat ch\u1ee5p \u1edf m\u1eb7t ngo\u00e0i c\u1ee7a hai kh\u1ed1i nh\u1ef1a t\u01b0\u01a1ng \u1ee9ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00e1c kh\u00f3a \u0111\u1ea7u d\u00e2y n\u1ed1i \u0111\u1ea5t t\u01b0\u01a1ng \u1ee9ng c\u1ee7a ch\u00fang. Ngay c\u1ea3 khi m\u1ed9t v\u00f2ng l\u1eb7p kh\u00f4ng th\u00e0nh c\u00f4ng, v\u00f2ng l\u1eb7p kh\u00e1c c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng, \u0111i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m x\u00e1c su\u1ea5t ph\u00e1 v\u1ee1 t\u0129nh \u0111i\u1ec7n c\u1ee7a l\u1edbp c\u00e1ch \u0111i\u1ec7n c\u1ee7a c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, tr\u00e1nh l\u00e0m h\u1ecfng h\u00e0ng lo\u1ea1t ho\u1eb7c gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, chi ph\u00ed s\u1eed d\u1ee5ng th\u1ea5p v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a d\u00e2y \u0111eo tay. Ph\u00f9 h\u1ee3p v\u1edbi kh\u00e1ch h\u00e0ng cao c\u1ea5p h\u01a1n.<\/span><\/p>\nC\u00e1c t\u00ednh n\u0103ng v\u00e0 th\u00f4ng s\u1ed1:<\/span><\/strong><\/em><\/p>\n1. \u0110i\u1ec7n t\u1eed m\u1ea1ch k\u00e9p<\/span>
\n2. V\u00f2ng tay: C\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u00e0n h\u1ed3i<\/span>
\n3. Ch\u1ea5t li\u1ec7u: Hai t\u1ea5m nh\u1ef1a (PA6)<\/span>
\n4. M\u00e0u s\u1eafc: \u0111\u1ecf v\u00e0 xanh<\/span>
\n5. \u0110i\u1ec7n tr\u1edf v\u00f2ng c\u1ed5 tay: \u2264103\u03a9<\/span>
\n6. Cu\u1ed9n d\u00e2y: Da b\u00ean ngo\u00e0i PU, t\u00fai b\u00ean trong<\/span>
\n7. D\u00e2y \u0111\u1ed3ng l\u00f5i b\u1ea1ch kim, \u0111i\u1ec7n tr\u1edf 1M\u03a9, hai b\u1ed9 d\u00e2y ti\u1ebfp \u0111\u1ea5t, t\u1ea5t c\u1ea3 ph\u00edch c\u1eafm b\u1eb1ng \u0111\u1ed3ng<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"M\u1ee5c l\u1ee5c V\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7nC\u1ea5u t\u1ea1o v\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7nV\u00f2ng \u0111eo tay ESD hi\u1ec7u \u1ee9ng v\u00edtC\u00e1c \u01b0u \u0111i\u1ec3m ch\u00ednh khi s\u1eed d\u1ee5ng v\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7nNguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7nD\u00e2y \u0111eo tay kh\u00f4ng d\u00e2y ch\u1ed1ng t\u0129nh \u0111i\u1ec7nD\u00e2y \u0111eo tay v\u00f2ng k\u00e9p V\u00f2ng \u0111eo … <\/p>\n
\u0110\u1ecdc ti\u1ebfp “V\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7n”<\/span><\/a><\/p>\n","protected":false},"featured_media":2883,"comment_status":"open","ping_status":"closed","template":"","meta":[],"yoast_head":"\nV\u00f2ng \u0111eo tay ch\u1ed1ng t\u0129nh \u0111i\u1ec7n - C\u00f4ng Ty TNHH Qu\u1ed1c T\u1ebf BiNa Vi\u1ec7t Nam<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\n\n\t\n\t\n\t\n