{"id":15825,"date":"2024-10-11T09:00:21","date_gmt":"2024-10-11T09:00:21","guid":{"rendered":"http:\/\/quartz-grinding.com\/?p=15825"},"modified":"2024-12-30T08:12:16","modified_gmt":"2024-12-30T08:12:16","slug":"quartz-sand-quartz-particle","status":"publish","type":"post","link":"https:\/\/www.quartz-grinding.com\/vi\/quartz-sand-quartz-particle\/","title":{"rendered":"Nguy\u00ean li\u1ec7u th\u1ea1ch anh cho k\u00ednh si\u00eau trong"},"content":{"rendered":"

K\u00ednh si\u00eau trong l\u00e0 m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a t\u1ebf b\u00e0o quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/a>. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c c\u1ee7a c\u00f4ng ngh\u1ec7 pin quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi, l\u01b0\u1ee3ng k\u00ednh si\u00eau trong \u0111\u1ec3 \u0111\u00f3ng g\u00f3i \u0111ang d\u1ea7n t\u0103ng l\u00ean, nhu c\u1ea7u th\u1ecb tr\u01b0\u1eddng c\u0169ng d\u1ea7n t\u0103ng l\u00ean. \u0110\u1ed3ng th\u1eddi, y\u00eau c\u1ea7u cao h\u01a1n c\u0169ng \u0111\u01b0\u1ee3c \u0111\u01b0a ra \u0111\u1ed1i v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng k\u00ednh si\u00eau trong quang \u0111i\u1ec7n, n\u00f3 ph\u1ea3i c\u00f3 \u0111\u1ed9 truy\u1ec1n s\u00e1ng cao, v\u00ec v\u1eady h\u00e0m l\u01b0\u1ee3ng s\u1eaft c\u1ea7n ph\u1ea3i th\u1ea5p. Trong v\u1eadt li\u1ec7u h\u1ee3p th\u00e0nh k\u00ednh si\u00eau trong, c\u00e1t th\u1ea1ch anh<\/a> chi\u1ebfm h\u01a1n 60% theo tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0m l\u01b0\u1ee3ng s\u1eaft trong th\u1ee7y tinh.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Y\u00eau c\u1ea7u ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a k\u00ednh quang \u0111i\u1ec7n cho c\u00e1t th\u1ea1ch anh<\/h2>\n\n\n\n

Y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a k\u00ednh quang \u0111i\u1ec7n \u0111\u1ed1i v\u1edbi c\u00e1t th\u1ea1ch anh ch\u1ee7 y\u1ebfu bao g\u1ed3m b\u1ed1n kh\u00eda c\u1ea1nh, \u0111\u00f3 l\u00e0 h\u00e0m l\u01b0\u1ee3ng s\u1eaft, h\u00e0m l\u01b0\u1ee3ng titan, k\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 kho\u00e1ng ch\u1ea5t n\u1eb7ng ch\u1ecbu l\u1eeda.<\/p>\n\n\n\n

\u2460<\/strong> H\u00e0m l\u01b0\u1ee3ng s\u1eaft<\/strong><\/h3>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng gi\u1eefa c\u00e1t th\u1ea1ch anh d\u00f9ng trong k\u00ednh quang \u0111i\u1ec7n v\u00e0 k\u00ednh th\u00f4ng th\u01b0\u1eddng n\u1eb1m \u1edf h\u00e0m l\u01b0\u1ee3ng s\u1eaft, h\u00e0m l\u01b0\u1ee3ng s\u1eaft trong c\u00e1t th\u1ea1ch anh trong k\u00ednh quang \u0111i\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 100ppm.<\/p>\n\n\n\n

\u2461 H\u00e0m l\u01b0\u1ee3ng titan<\/strong><\/h3>\n\n\n\n

Titan oxit trong c\u00e1t th\u1ea1ch anh s\u1ebd l\u00e0m \u0111\u1ed5i m\u00e0u k\u00ednh v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 truy\u1ec1n s\u00e1ng c\u0169ng nh\u01b0 \u0111\u1ed9 trong su\u1ed1t c\u1ee7a k\u00ednh, do \u0111\u00f3 h\u00e0m l\u01b0\u1ee3ng titan trong c\u00e1t th\u1ea1ch anh trong k\u00ednh quang \u0111i\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 300ppm.<\/p>\n\n\n\n

\u2462 K\u00edch th\u01b0\u1edbc h\u1ea1t<\/strong><\/h3>\n\n\n\n

K\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 c\u1ea5p \u0111\u1ed9 c\u1ee7a c\u00e1t th\u1ea1ch anh s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a k\u00ednh quang \u0111i\u1ec7n. K\u00edch th\u01b0\u1edbc h\u1ea1t y\u00eau c\u1ea7u l\u00e0 0,71-0,104mm v\u00e0 t\u1ef7 l\u1ec7 h\u1ea1t d\u01b0\u1edbi 0,104mm kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 5%.<\/p>\n\n\n\n

\u2463 Kho\u00e1ng s\u1ea3n n\u1eb7ng ch\u1ecbu l\u1eeda<\/strong><\/h3>\n\n\n\n

C\u00e1t th\u1ea1ch anh c\u00f3 ch\u1ee9a m\u1ed9t s\u1ed1 cromit v\u00e0 zircon, l\u00e0 kho\u00e1ng v\u1eadt n\u1eb7ng ch\u1ecbu l\u1eeda. Ch\u00fang d\u1ec5 t\u1ea1o th\u00e0nh \u0111\u00e1 tr\u00ean k\u00ednh quang \u0111i\u1ec7n v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn th\u00e0nh ph\u1ea9m. Do \u0111\u00f3, l\u01b0\u1ee3ng kho\u00e1ng v\u1eadt n\u1eb7ng ch\u1ecbu l\u1eeda trong c\u00e1t th\u1ea1ch anh d\u00f9ng cho k\u00ednh quang \u0111i\u1ec7n c\u1ea7n ph\u1ea3i \u22645ppm, \u0111\u1ed3ng th\u1eddi, \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a h\u1ea1t \u0111\u01a1n c\u1ea7n ph\u1ea3i \u22640,25mm.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p tinh ch\u1ebf c\u00e1t th\u1ea1ch anh cho k\u00ednh si\u00eau trong<\/strong><\/h2>\n\n\n\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p tinh ch\u1ebf nguy\u00ean li\u1ec7u th\u1ea1ch anh ch\u1ee7 y\u1ebfu bao g\u1ed3m:<\/p>\n\n\n\n

\u25ca<\/strong> R\u1eeda b\u1eb1ng n\u01b0\u1edbc v\u00e0 lo\u1ea1i b\u1ecf b\u00f9n<\/strong><\/h3>\n\n\n\n

R\u1eeda n\u01b0\u1edbc lo\u1ea1i b\u1ecf b\u1ee5i b\u1ea9n v\u00e0 t\u1ea1p ch\u1ea5t tr\u00ean b\u1ec1 m\u1eb7t c\u00e1t th\u1ea1ch anh b\u1eb1ng c\u00e1ch x\u1ea3 n\u01b0\u1edbc, trong khi t\u00e1ch b\u00f9n ph\u00e2n lo\u1ea1i s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u00e2n lo\u1ea1i th\u1ee7y l\u1ef1c \u0111\u1ec3 t\u00e1ch b\u1ee5i b\u1ea9n v\u00e0 t\u1ea1p ch\u1ea5t h\u1ea1t m\u1ecbn. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tinh khi\u1ebft v\u00e0 c\u1ea5p \u0111\u1ed9 c\u1ee7a c\u00e1t th\u1ea1ch anh.<\/p>\n\n\n\n

\u25ca<\/strong> Ph\u01b0\u01a1ng ph\u00e1p ch\u00e0 c\u01a1 h\u1ecdc<\/strong><\/h3>\n\n\n\n

Ch\u00e0 c\u01a1 h\u1ecdc l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch m\u00e0ng s\u1eaft v\u00e0 t\u1ea1p ch\u1ea5t ra kh\u1ecfi c\u00e1c h\u1ea1t th\u1ea1ch anh b\u1eb1ng m\u00e1y. C\u1ee5 th\u1ec3, c\u00e1c h\u1ea1t th\u1ea1ch anh va ch\u1ea1m v\u1edbi nhau th\u00f4ng qua l\u1ef1c b\u00ean ngo\u00e0i do m\u00e1y t\u1ea1o ra, t\u1ea1o ra l\u1ef1c nghi\u1ec1n gi\u1eefa c\u00e1c h\u1ea1t, l\u1ef1c nghi\u1ec1n n\u00e0y b\u00f3c t\u00e1ch m\u00e0ng s\u1eaft v\u00e0 t\u1ea1p ch\u1ea5t b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t c\u00e1t th\u1ea1ch anh. Ngo\u00e0i ra, c\u1ea5u h\u00ecnh v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a m\u00e1y ch\u00e0, c\u0169ng nh\u01b0 n\u1ed3ng \u0111\u1ed9 v\u00e0 th\u1eddi gian ch\u00e0 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 ch\u00e0.<\/p>\n\n\n\n

\u25ca T\u00e1ch t\u1eeb t\u00ednh<\/strong><\/h3>\n\n\n\n

T\u00e1ch t\u1eeb l\u00e0 t\u00e1ch kho\u00e1ng v\u1eadt c\u00f3 t\u1eeb t\u00ednh ra kh\u1ecfi kho\u00e1ng v\u1eadt kh\u00f4ng c\u00f3 t\u1eeb t\u00ednh th\u00f4ng qua l\u1ef1c t\u1eeb. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c kho\u00e1ng v\u1eadt t\u1ea1p ch\u1ea5t c\u00f3 t\u1eeb t\u00ednh y\u1ebfu nh\u01b0 hematit, limonit, biotit v\u00e0 ilmenit, li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c h\u1ea1t c\u00e1t; Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u0169ng c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t \u0111\u01b0\u1ee3c bao b\u1ecdc b\u1edfi kho\u00e1ng v\u1eadt c\u00f3 t\u1eeb t\u00ednh.<\/p>\n\n\n\n

\u25ca ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n b\u1ed5<\/strong><\/h3>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p tuy\u1ec3n n\u1ed5i ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf fenspat, mica, s\u1eaft th\u1ee9 c\u1ea5p v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kh\u00f4ng t\u1eeb t\u00ednh kh\u00e1c nhau trong c\u00e1t th\u1ea1ch anh, b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i t\u00ednh k\u1ef5 n\u01b0\u1edbc c\u1ee7a mica v\u00e0 fenspat \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 t\u00e1ch. Theo c\u00e1c ch\u1ea5t ho\u1ea1t h\u00f3a kh\u00e1c nhau, tuy\u1ec3n n\u1ed5i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ba lo\u1ea1i, \u0111\u00f3 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p flo v\u00e0 axit, ph\u01b0\u01a1ng ph\u00e1p axit kh\u00f4ng c\u00f3 flo c\u0169ng nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p kh\u00f4ng c\u00f3 flo v\u00e0 kh\u00f4ng c\u00f3 axit.<\/p>\n\n\n\n

\u25ca Ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m axit<\/strong><\/h3>\n\n\n\n

D\u1ef1a tr\u00ean th\u1ef1c t\u1ebf l\u00e0 th\u1ea1ch anh kh\u00f4ng h\u00f2a tan trong axit (tr\u1eeb HF) v\u00e0 c\u00e1c kho\u00e1ng ch\u1ea5t t\u1ea1p ch\u1ea5t c\u00f3 ch\u1ee9a Fe c\u00f3 th\u1ec3 h\u00f2a tan trong axit, ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m chi\u1ebft c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c kho\u00e1ng ch\u1ea5t ch\u1ee9a s\u1eaft kh\u1ecfi c\u00e1t th\u1ea1ch anh. Ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m chi\u1ebft axit c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c kho\u00e1ng ch\u1ea5t ch\u1ee9a s\u1eaft kh\u1ecfi c\u00e1t th\u1ea1ch anh. C\u00e1c axit th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m chi\u1ebft axit bao g\u1ed3m axit sunfuric, axit clohydric, axit nitric, axit flohydric v\u00e0 axit oxalic. C\u00e1c axit n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 axit flohydric, c\u00f3 t\u00e1c d\u1ee5ng r\u1ea5t t\u1ed1t trong vi\u1ec7c lo\u1ea1i b\u1ecf Fe, Al v\u00e0 Mg, nh\u01b0ng axit flohydric l\u00e0 lo\u1ea1i c\u00f3 h\u1ea1i nh\u1ea5t cho m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

\u25ca Ph\u01b0\u01a1ng ph\u00e1p vi sinh<\/strong><\/h3>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p vi sinh l\u00e0 lo\u1ea1i b\u1ecf l\u1edbp m\u00e0ng s\u1eaft ho\u1eb7c s\u1eaft \u0111\u00e3 t\u1ea9m tr\u00ean b\u1ec1 m\u1eb7t c\u00e1c h\u1ea1t th\u1ea1ch anh b\u1eb1ng vi sinh v\u1eadt. \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i c\u00f4ng ngh\u1ec7 lo\u1ea1i b\u1ecf s\u1eaft m\u1edbi v\u00e0 hi\u1ec7n \u0111ang trong giai \u0111o\u1ea1n nghi\u00ean c\u1ee9u trong ph\u00f2ng th\u00ed nghi\u1ec7m. Nghi\u00ean c\u1ee9u cho th\u1ea5y h\u1ec7 vi sinh v\u1eadt c\u00f3 hi\u1ec7u qu\u1ea3 lo\u1ea1i b\u1ecf t\u1ed1t \u0111\u1ed1i v\u1edbi oxit s\u1eaft tr\u00ean b\u1ec1 m\u1eb7t c\u00e1t th\u1ea1ch anh. H\u1ec7 vi sinh v\u1eadt bao g\u1ed3m Aspergillus niger, Penicillium, Polymyxa v\u00e0 Lactococcus, v.v. Trong s\u1ed1 \u0111\u00f3, Aspergillus niger c\u00f3 hi\u1ec7u qu\u1ea3 lo\u1ea1i b\u1ecf s\u1eaft t\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n

\u25ca Ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf s\u1eaft b\u1eb1ng si\u00eau \u00e2m<\/strong><\/h3>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf s\u1eaft b\u1eb1ng s\u00f3ng si\u00eau \u00e2m l\u00e0 ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t s\u1eaft c\u1ee7a c\u00e1c h\u1ea1t th\u1ea1ch anh th\u00f4ng qua s\u00f3ng si\u00eau \u00e2m. C\u1ee5 th\u1ec3, s\u1eed d\u1ee5ng s\u00f3ng si\u00eau \u00e2m \u0111\u1ec3 t\u1ea1o ra s\u00f3ng xung k\u00edch trong qu\u00e1 tr\u00ecnh t\u1ea1o b\u1ecdt trong n\u01b0\u1edbc. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, t\u1ea1p ch\u1ea5t s\u1eaft \u0111\u01b0\u1ee3c t\u00e1ch ra kh\u1ecfi b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c h\u1ea1t th\u1ea1ch anh th\u00f4ng qua s\u00f3ng xung k\u00edch. B\u1eb1ng c\u00e1ch n\u00e0y, m\u1ee5c \u0111\u00edch lo\u1ea1i b\u1ecf s\u1eaft c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 l\u1edbp m\u00e0ng s\u1eaft th\u1ee9 c\u1ea5p tr\u00ean b\u1ec1 m\u1eb7t c\u00e1c h\u1ea1t th\u1ea1ch anh. Tuy nhi\u00ean, chi ph\u00ed c\u1ee7a n\u00f3 \u0111\u1eaft \u0111\u1ecf, v\u00ec v\u1eady n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p silicon c\u00f3 gi\u00e1 tr\u1ecb gia t\u0103ng cao v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n

Ph\u1ee5 l\u1ee5c<\/h2>\n\n\n\n

Th\u1ea1ch anh thi\u00ean nhi\u00ean ch\u1ec9 c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng cho k\u00ednh si\u00eau trong sau khi nghi\u1ec1n v\u00e0 ph\u00e2n lo\u1ea1i, h\u00e0m l\u01b0\u1ee3ng s\u1eaft v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t ph\u1ea3i n\u1eb1m trong ph\u1ea1m vi nh\u1ea5t \u0111\u1ecbnh. \u0110\u1ed3ng th\u1eddi, \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1t th\u1ea1ch anh trong k\u00ednh si\u00eau trong, c\u0169ng c\u1ea7n ph\u1ea3i c\u1ea3i ti\u1ebfn h\u1ea1t th\u1ea1ch anh.<\/p>\n\n\n\n

C\u00f4ng ty TNHH m\u00e1y m\u00f3c b\u1ed9t Qingdao Epic<\/em><\/strong> TNHH<\/em><\/strong><\/a> l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c b\u1ed9t chuy\u00ean nghi\u1ec7p,\u00a0<\/em><\/strong>\u00a0n\u00f3 c\u00f3 kinh nghi\u1ec7m phong ph\u00fa trong s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c b\u1ed9t kho\u00e1ng s\u1ea3n phi kim lo\u1ea1i<\/em><\/strong>. S\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd bao g\u1ed3m: m\u00e1y nghi\u1ec1n bi, m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c, m\u00e1y ph\u00e2n lo\u1ea1i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh kh\u00ed<\/em>S<\/strong>. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng ri\u00eang l\u1ebb ho\u1eb7c k\u1ebft h\u1ee3p v\u1edbi nhau nh\u01b0 m\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t v\u00e0 ch\u00fang \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng \u1edf c\u1ea3 th\u1ecb tr\u01b0\u1eddng trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n c\u00f3 c\u00e2u h\u1ecfi ho\u1eb7c nhu c\u1ea7u li\u00ean quan, vui l\u00f2ng li\u00ean h\u1ec7 S\u1eed thi Thanh \u0110\u1ea3o.<\/a><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

K\u00ednh si\u00eau trong l\u00e0 m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a t\u1ebf b\u00e0o quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c c\u1ee7a c\u00f4ng ngh\u1ec7 t\u1ebf b\u00e0o quang \u0111i\u1ec7n m\u1eb7t tr\u1eddi, l\u01b0\u1ee3ng k\u00ednh si\u00eau trong d\u00f9ng cho bao b\u00ec \u0111ang d\u1ea7n t\u0103ng l\u00ean, [\u2026]<\/p>","protected":false},"author":1,"featured_media":16053,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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