Thu\u1ef7 tinh v\u1ed1n c\u00f3 t\u00ednh r\u1ea5t gi\u00f2n. Th\u1ebf nh\u01b0ng khi \u0111em thu\u1ef7 tinh gia nhi\u1ec7t r\u1ed3i k\u00e9o th\u00e0nh s\u1ee3i m\u1ea3nh nh\u01b0 s\u1ee3i t\u00f3c, th\u00e0nh s\u1ee3i thu\u1ef7 tinh, th\u00ec s\u1ee3i th\u1ee7y tinh h\u1ea7u nh\u01b0 m\u1ea5t h\u1ebft t\u00ednh ch\u1ea5t v\u1ed1n c\u00f3 c\u1ee7a m\u00ecnh v\u00e0 tr\u1edf th\u00e0nh m\u1ec1m m\u1ea1i m\u00e0 \u0111\u1ed9 b\u1ec1n ch\u1eafc h\u1ea7u nh\u01b0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi s\u1ee3i th\u00e9p c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n
Th\u1ebf th\u00ec s\u1ee3i th\u1ee7y tinh c\u00f3 t\u00e1c d\u1ee5ng g\u00ec?<\/p>\n\n\n\n
M\u1ed9t d\u00e2y c\u00e1p b\u1ec7n b\u1eb1ng s\u1ee3i thu\u1ef7 tinh to b\u1eb1ng ng\u00f3n tay c\u00f3 th\u1ec3 treo gi\u1eef \u0111\u01b0\u1ee3c m\u1ed9t chi\u1ebfc xe ch\u1edf \u0111\u1ea7y h\u00e0ng ho\u00e1. Do s\u1ee3i thu\u1ef7 tinh kh\u00f4ng b\u1ecb n\u01b0\u1edbc bi\u1ec3n \u0103n m\u00f2n, kh\u00f4ng b\u1ecb g\u1ec9 n\u00ean r\u1ea5t th\u00edch h\u1ee3p \u0111\u1ec3 l\u00e0m d\u00e2y ch\u00e3o bu\u1ed9c thuy\u1ec1n, d\u00e2y k\u00e9o thuy\u1ec1n. D\u00f9ng s\u1ee3i v\u1ea3i b\u1ec7n th\u00e0nh d\u00e2y c\u00e1p tuy r\u1ea5t b\u1ec1n nh\u01b0ng d\u1ec5 b\u1ecb ch\u00e1y khi g\u1eb7p nhi\u1ec7t \u0111\u1ed9 cao. D\u00e2y c\u00e1p b\u1eb1ng s\u1ee3i thu\u1ef7 tinh ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao n\u00ean d\u00f9ng c\u00e1p b\u1ec7n b\u1eb1ng s\u1ee3i thu\u1ef7 tinh cho c\u00e1c nh\u00e2n vi\u00ean c\u1ee9u ho\u1ea3 th\u00ec s\u1ebd r\u1ea5t an to\u00e0n.<\/p>\n\n\n\n
Ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 d\u00f9ng s\u1ee3i th\u1ee7y tinh d\u1ec7t th\u00e0nh v\u1ea3i. V\u1ea3i thu\u1ef7 tinh ch\u1ecbu \u0111\u01b0\u1ee3c axit, ch\u1ecbu \u0111\u01b0\u1ee3c ki\u1ec1m, n\u00ean h\u1ebft s\u1ee9c thu\u1eadn ti\u1ec7n l\u00e0m v\u1ea3i l\u1ecdc trong c\u00e1c nh\u00e0 m\u00e1y ho\u00e1 h\u1ecdc. V\u1ea3i thu\u1ef7 tinh c\u00f3 th\u1ec3 thay v\u1ea3i s\u1ee3i b\u00f4ng, v\u1ea3i gai \u0111\u1ec3 ch\u1ebf t\u1ea1o c\u00e1c bao \u0111\u1ef1ng h\u00e0ng ho\u00e1, kh\u00f4ng ru\u1ed7ng n\u00e1t do \u1ea9m, d\u00f9ng r\u1ea5t b\u1ec1n l\u1ea1i ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng l\u1edbn s\u1ee3i v\u1ea3i. V\u1ea3i thu\u1ef7 tinh c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o v\u1ea3i d\u00e1n t\u01b0\u1eddng v\u1eeba d\u1ec5 d\u00e1n v\u00e0o t\u01b0\u1eddng b\u1eb1ng keo d\u00e1n, l\u1ea1i r\u1ea5t \u0111\u1eb9p v\u00e0 kh\u00f4ng b\u1ecb b\u1ea9n do b\u1ee5i v\u00f4i qu\u00e9t t\u01b0\u1eddng. Khi c\u1ea7n, ch\u1ec9 c\u1ea7n d\u00f9ng v\u1ea3i lau l\u00e0 s\u1ea1ch bong.<\/p>\n\n\n\n
S\u1ee3i thu\u1ef7 tinh c\u00f3 t\u00ednh c\u00e1ch \u0111i\u1ec7n, ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao. Khi k\u1ebft h\u1ee3p v\u1edbi ch\u1ea5t d\u1ebbo c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c v\u1eadt li\u1ec7u ph\u1ee9c h\u1ee3p. S\u1ee3i thu\u1ef7 tinh l\u00e0 th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu trong v\u1eadt li\u1ec7u n\u1ed5i ti\u1ebfng l\u00e0 “thu\u1ef7 tinh th\u00e9p”.<\/p>\n\n\n\n
N\u1ebfu sau khi l\u00e0m th\u1ee7y tinh ch\u1ea3y l\u1ecfng r\u1ed3i d\u00f9ng \u1ed1ng phun v\u1edbi t\u1ed1c \u0111\u1ed9 cao ho\u1eb7c \u1ed1ng phun l\u1eeda phun th\u00e0nh s\u1ee3i v\u1eeba nh\u1ecf l\u1ea1i v\u1eeba ng\u1eafn, ng\u01b0\u1eddi ta s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c b\u00f4ng thu\u1ef7 tinh. C\u00f3 lo\u1ea1i s\u1ee3i b\u00f4ng th\u1ee7y tinh si\u00eau nh\u1ecf \u0111\u1ebfn m\u1ee9c khi ch\u1eadp 200 s\u1ee3i v\u1edbi nhau ch\u1ec9 t\u1ea1o th\u00e0nh m\u1ed9t s\u1ee3i nh\u1ecf b\u1eb1ng s\u1ee3i t\u00f3c. B\u00f4ng th\u1ee7y tinh c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef nhi\u1ec7t (b\u1ea3o \u00f4n) si\u00eau h\u1ea1ng. M\u1ed9t t\u1ea7ng b\u1ea3o \u00f4n b\u1eb1ng b\u00f4ng th\u1ee7y tinh d\u00e0y 3cm c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o \u00f4n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi kh\u1ea3 n\u0103ng b\u1ea3o \u00f4n c\u1ee7a m\u1ed9t b\u1ee9c t\u01b0\u1eddng g\u1ea1ch d\u00e0y 1m. B\u00f4ng thu\u1ef7 tinh c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch \u00e2m r\u1ea5t t\u1ed1t. V\u00ec v\u1eady b\u00f4ng thu\u1ef7 tinh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u b\u1ea3o \u00f4n, c\u00e1ch nhi\u1ec7t, c\u00e1ch \u00e2m, ch\u1ed1ng rung \u0111\u1ed9ng cho nhi\u1ec1u c\u00f4ng tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n
D\u00f9ng s\u1ee3i th\u1ee7y tinh ch\u1ebf t\u1ea1o c\u00e1c \u1ed1ng n\u1ed9i soi c\u00f3 th\u1ec3 gi\u00fap c\u00e1c b\u00e1c s\u0129 c\u00f3 th\u1ec3 quan s\u00e1t tr\u1ef1c ti\u1ebfp soi d\u1ea1 d\u00e0y, ru\u1ed9t v\u00e0 c\u00e1c c\u01a1 quan n\u1ed9i t\u1ea1ng kh\u00e1c. C\u00e1c tia s\u00e1ng xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t \u0111\u1ea7u s\u1ee3i thu\u1ef7 tinh, do hi\u1ec7n t\u01b0\u1ee3ng ph\u1ea3n x\u1ea1 to\u00e0n ph\u1ea7n \u1edf b\u00ean trong s\u1ee3i, c\u00e1c tia sau nhi\u1ec1u l\u1ea7n ph\u1ea3n x\u1ea1 qua l\u1ea1i s\u1ebd tho\u00e1t ra \u1edf \u0111\u1ea7u kia c\u1ee7a s\u1ee3i th\u1ee7y tinh. \u0110\u01b0\u01a1ng nhi\u00ean khi s\u1eed d\u1ee5ng, th\u1ef1c t\u1ebf ng\u01b0\u1eddi ta ph\u1ea3i ch\u1eadp nhi\u1ec1u s\u1ee3i th\u1ee7y tinh t\u1ea1o th\u00e0nh m\u1ed9t t\u1ed5 h\u1ee3p s\u1ee3i. Ch\u1ec9 c\u1ea7n so s\u00e1nh xem x\u00e9t th\u1ee9 t\u1ef1, c\u00e1ch s\u1eafp x\u1ebfp, m\u1eadt \u0111\u1ed9 \u00e1nh s\u00e1ng \u1edf hai \u0111\u1ea7u s\u1ee3i d\u00e2y, c\u00e1c nh\u00e0 quang h\u1ecdc c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c h\u00ecnh \u1ea3nh th\u1eadt kh\u00f4ng h\u1ec1 b\u1ecb m\u00e9o m\u00f3 \u1edf m\u1ed9t trong hai \u0111\u1ea7u s\u1ee3i d\u00e2y.<\/p>\n\n\n\n
Ngo\u00e0i ra d\u00f9ng s\u1ee3i thu\u1ef7 tinh c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c c\u00e1c d\u00e2y d\u1eabn quang g\u00e2y nhi\u1ec1u chuy\u1ec3n bi\u1ebfn quan tr\u1ecdng trong l\u0129nh v\u1ef1c truy\u1ec1n tin trong \u0111i\u1ec7n tho\u1ea1i. D\u00e2y d\u1eabn quang h\u1ecdc c\u00f3 dung l\u01b0\u1ee3ng l\u1edbn, t\u1ed5n th\u1ea5t \u0111\u01b0\u1eddng d\u00e2y nh\u1ecf, kh\u00f4ng b\u1ecb can nhi\u1ec5u \u0111i\u1ec7n t\u1eeb, ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c \u0111\u1ed3ng kim lo\u1ea1i, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0o l\u0129nh v\u1ef1c truy\u1ec1n h\u00ecnh \u1ea3nh trong k\u1ef9 thu\u1eadt \u0111i\u1ec7n tho\u1ea1i truy\u1ec1n h\u00ecnh.<\/p>\n\n\n\n
Ph\u1ea1m vi s\u1eed d\u1ee5ng c\u1ee7a s\u1ee3i thu\u1ef7 tinh r\u1ea5t r\u1ed9ng. Tu\u1ef3 theo tr\u00ecnh \u0111\u1ed9 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, s\u1ee3i th\u1ee7y tinh ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u c\u1ed1ng hi\u1ebfn to l\u1edbn.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: S\u1ee3i thu\u1ef7 tinh.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Thu\u1ef7 tinh v\u1ed1n c\u00f3 t\u00ednh r\u1ea5t gi\u00f2n. Th\u1ebf nh\u01b0ng khi \u0111em thu\u1ef7 tinh gia nhi\u1ec7t r\u1ed3i k\u00e9o th\u00e0nh s\u1ee3i m\u1ea3nh nh\u01b0 s\u1ee3i t\u00f3c, th\u00e0nh s\u1ee3i thu\u1ef7 tinh, th\u00ec s\u1ee3i th\u1ee7y tinh h\u1ea7u nh\u01b0 m\u1ea5t h\u1ebft t\u00ednh ch\u1ea5t v\u1ed1n c\u00f3 c\u1ee7a m\u00ecnh v\u00e0 tr\u1edf th\u00e0nh m\u1ec1m m\u1ea1i m\u00e0 \u0111\u1ed9 b\u1ec1n ch\u1eafc h\u1ea7u nh\u01b0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-7833","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=7833"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7833\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}