{"id":6974,"date":"2016-04-08T13:16:32","date_gmt":"2016-04-08T06:16:32","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=6974"},"modified":"2026-09-02T04:26:33","modified_gmt":"2026-09-01T21:26:33","slug":"day-du-o-khanh-hoa","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/day-du-o-khanh-hoa\/","title":{"rendered":"X\u1eed L\u00fd \u0110\u1ea7u D\u00e2y D\u00f9: C\u1eaft, B\u1ecbt \u0110\u1ea7u, B\u1ec7n Khuy\u1ebft V\u00e0 N\u1ed1i D\u00e2y"},"content":{"rendered":"

M\u1ed9t cu\u1ed9n d\u00e2y d\u00f9<\/strong> m\u1edbi v\u1ec1 kho g\u1ea7n nh\u01b0 kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c d\u00f9ng nguy\u00ean cu\u1ed9n. Ng\u01b0\u1eddi ta c\u1eaft ra t\u1eebng \u0111o\u1ea1n theo \u0111\u1ea7u vi\u1ec7c, v\u00e0 ch\u00ednh nh\u00e1t c\u1eaft \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh \u0111o\u1ea1n d\u00e2y s\u1ebd d\u00f9ng \u0111\u01b0\u1ee3c bao l\u00e2u. B\u00e0i vi\u1ebft n\u00e0y ch\u1ec9 n\u00f3i v\u1ec1 ph\u1ea7n \u0111\u1ea7u d\u00e2y: c\u1eaft th\u1ebf n\u00e0o, b\u1ecbt ra sao, khi n\u00e0o c\u1ea7n b\u1ec7n khuy\u1ebft, khi n\u00e0o \u0111\u01b0\u1ee3c n\u1ed1i, v\u00e0 c\u00e1ch cu\u1ed9n l\u1ea1i \u0111\u1ec3 d\u00e2y kh\u00f4ng sinh xo\u1eafn.<\/p>\n

V\u00ec Sao \u0110\u1ea7u D\u00e2y D\u00f9 T\u1edf Ngay Sau Nh\u00e1t C\u1eaft<\/h2>\n

D\u00e2y d\u00f9 l\u00e0 d\u00e2y b\u1ec7n t\u1eeb s\u1ee3i t\u1ed5ng h\u1ee3p. D\u00f9 l\u00e0 ki\u1ec3u xo\u1eafn ba tao hay ki\u1ec3u v\u1ecf b\u1ecdc l\u00f5i, c\u00e1c s\u1ee3i con lu\u00f4n n\u1eb1m \u1edf tr\u1ea1ng th\u00e1i c\u0103ng xo\u1eafn: ch\u00fang b\u1ecb \u00e9p gi\u1eef h\u00ecnh b\u1eb1ng ch\u00ednh l\u1ef1c xo\u1eafn c\u1ee7a nhau ch\u1ee9 kh\u00f4ng d\u00ednh v\u00e0o nhau. C\u1eaft ngang m\u1ed9t nh\u00e1t l\u00e0 l\u1ef1c gi\u1eef \u0111\u00f3 m\u1ea5t, c\u00e1c tao bung ra v\u00e0 s\u1ee3i con t\u1edf d\u1ea7n ng\u01b0\u1ee3c l\u00ean th\u00e2n d\u00e2y.<\/p>\n

S\u1ee3i t\u1ed5ng h\u1ee3p l\u1ea1i tr\u01a1n h\u01a1n s\u1ee3i t\u1ef1 nhi\u00ean nhi\u1ec1u n\u00ean g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 ma s\u00e1t n\u00edu l\u1ea1i. M\u1ed9t \u0111\u1ea7u d\u00e2y b\u1ecf m\u1eb7c v\u00e0i tu\u1ea7n trong th\u00f9ng \u0111\u1ed3 ngh\u1ec1 c\u00f3 th\u1ec3 t\u1edf ng\u01b0\u1ee3c l\u00ean v\u00e0i ch\u1ee5c ph\u00e2n; ph\u1ea7n t\u1edf \u0111\u00f3 x\u00f9 ra, kh\u00f4ng lu\u1ed3n qua khuy\u1ebft m\u00f3c \u0111\u01b0\u1ee3c n\u1eefa v\u00e0 coi nh\u01b0 b\u1ecf.<\/p>\n

H\u01b0 h\u1ea1i c\u00f2n \u0111i xa h\u01a1n chuy\u1ec7n m\u1ea5t chi\u1ec1u d\u00e0i. Khi tao ngo\u00e0i \u0111\u00e3 bung, ti\u1ebft di\u1ec7n ch\u1ecbu l\u1ef1c \u1edf \u0111o\u1ea1n g\u1ea7n \u0111\u1ea7u d\u00e2y kh\u00f4ng c\u00f2n \u0111\u1ec1u; ch\u1ed7 \u0111\u00f3 v\u1eeba d\u1ec5 m\u00e0i m\u00f2n v\u1eeba kh\u00f3 th\u1eaft n\u00fat cho ch\u1eb7t. V\u1edbi d\u00e2y ki\u1ec3u v\u1ecf b\u1ecdc l\u00f5i, v\u1ecf t\u1edf ra \u0111\u1ec3 l\u00f5i l\u1ed9 ngo\u00e0i ngh\u0129a l\u00e0 ph\u1ea7n b\u1ea3o v\u1ec7 ch\u1ed1ng m\u00e0i v\u00e0 ch\u1ed1ng n\u1eafng \u0111\u00e3 m\u1ea5t, d\u00f9 l\u00f5i tr\u00f4ng v\u1eabn c\u00f2n nguy\u00ean.<\/p>\n

\"Cu\u1ed9n<\/p>\n

C\u00e1ch B\u1ecbt \u0110\u1ea7u D\u00e2y D\u00f9 B\u1eb1ng Nhi\u1ec7t V\u00e0 B\u1eb1ng B\u0103ng Qu\u1ea5n<\/h2>\n

S\u1ee3i t\u1ed5ng h\u1ee3p n\u00f3ng ch\u1ea3y, n\u00ean b\u1ecbt b\u1eb1ng nhi\u1ec7t l\u00e0 c\u00e1ch nhanh nh\u1ea5t. \u0110i\u1ec3m n\u00f3ng ch\u1ea3y kh\u00e1c nhau theo t\u1eebng lo\u1ea1i s\u1ee3i: h\u00e3ng d\u00e2y Marlow c\u00f4ng b\u1ed1 b\u1ea3ng \u0111\u1eb7c t\u00ednh s\u1ee3i<\/a> v\u1edbi polypropylene quanh 170 \u0111\u1ed9 C, polyamide quanh 220 \u0111\u1ed9 C v\u00e0 polyester quanh 260 \u0111\u1ed9 C. Con s\u1ed1 \u0111\u00f3 gi\u1ea3i th\u00edch v\u00ec sao c\u00f9ng m\u1ed9t ng\u1ecdn l\u1eeda, d\u00e2y polypropylene ch\u1ea3y t\u1ee9c th\u00ec c\u00f2n d\u00e2y polyester ph\u1ea3i h\u01a1 l\u00e2u h\u01a1n h\u1eb3n.<\/p>\n

Th\u1ee9 t\u1ef1 thao t\u00e1c g\u1ecdn nh\u1ea5t g\u1ed3m n\u0103m b\u01b0\u1edbc:<\/p>\n

    \n
  1. Qu\u1ea5n hai v\u00f2ng b\u0103ng d\u00ednh v\u1ea3i quanh v\u1ecb tr\u00ed \u0111\u1ecbnh c\u1eaft, qu\u1ea5n ch\u1eb7t tay.<\/li>\n
  2. C\u1eaft ngay gi\u1eefa v\u00f2ng b\u0103ng b\u1eb1ng dao s\u1eafc ho\u1eb7c dao nhi\u1ec7t, \u0111\u1ec3 hai \u0111\u1ea7u d\u00e2y \u0111\u1ec1u c\u00f2n b\u0103ng gi\u1eef.<\/li>\n
  3. H\u01a1 \u0111\u1ea7u d\u00e2y tr\u00ean ng\u1ecdn l\u1eeda nh\u1ecf, v\u1eeba h\u01a1 v\u1eeba xoay tr\u00f2n cho nh\u1ef1a ch\u1ea3y \u0111\u1ec1u quanh chu vi.<\/li>\n
  4. Mi\u1ebft nh\u1eb9 \u0111\u1ea7u d\u00e2y b\u1eb1ng m\u1ed9t m\u1eb7t kim lo\u1ea1i ngu\u1ed9i khi nh\u1ef1a c\u00f2n m\u1ec1m, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng b\u00f3p b\u1eb1ng tay tr\u1ea7n.<\/li>\n
  5. \u0110\u1ec3 ngu\u1ed9i h\u1eb3n r\u1ed3i m\u1edbi b\u00f3c b\u0103ng ra.<\/li>\n<\/ol>\n

    Hai l\u1ed7i hay g\u1eb7p: h\u01a1 qu\u00e1 l\u1eeda l\u00e0m nh\u1ef1a ch\u00e1y \u0111en v\u00e0 gi\u00f2n, g\u00f5 nh\u1eb9 l\u00e0 v\u1ee1; v\u00e0 t\u1ea1o m\u1ed9t c\u1ee5c nh\u1ef1a to h\u01a1n th\u00e2n d\u00e2y khi\u1ebfn \u0111\u1ea7u d\u00e2y kh\u00f4ng lu\u1ed3n l\u1ecdt qua r\u00e3nh puly hay l\u1ed7 khuy\u1ebft m\u00f3c. \u0110\u1ea7u d\u00e2y b\u1ecbt \u0111\u00fang c\u00f3 m\u00e0u g\u1ea7n nh\u01b0 m\u00e0u d\u00e2y, c\u1ee9ng nh\u01b0ng kh\u00f4ng s\u1eafc c\u1ea1nh, \u0111\u01b0\u1eddng k\u00ednh b\u1eb1ng ho\u1eb7c nh\u1ecf h\u01a1n th\u00e2n d\u00e2y.<\/p>\n

    Mu\u1ed1n n\u00f3i \u0111\u01b0\u1eddng k\u00ednh \u0111\u1ea7u d\u00e2y b\u1eb1ng hay nh\u1ecf h\u01a1n th\u00e2n d\u00e2y th\u00ec ph\u1ea3i c\u00f3 s\u1ed1 \u0111\u1ec3 so, v\u00e0 con s\u1ed1 \u1ea5y \u0111o b\u1eb1ng th\u01b0\u1edbc c\u1eb7p ch\u1ee9 kh\u00f4ng l\u1ea5y theo t\u00ean g\u1ecdi tr\u00ean bao b\u00ec. D\u00e2y b\u1ec7n b\u00e1n theo \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a t\u00ednh b\u1eb1ng milimet v\u00e0 d\u1ea3i hay d\u00f9ng trong nh\u00e0 x\u01b0\u1edfng n\u1eb1m quanh 6 t\u1edbi 16 mm, nh\u01b0ng \u0111\u01b0\u1eddng k\u00ednh \u0111o th\u1eadt c\u1ee7a c\u00f9ng m\u1ed9t cu\u1ed9n thay \u0111\u1ed5i theo \u0111\u1ed9 c\u0103ng l\u00fac \u0111o v\u00e0 theo vi\u1ec7c d\u00e2y \u0111\u00e3 d\u00f9ng hay c\u00f2n m\u1edbi, n\u00ean th\u00f3i quen c\u1ee7a ngh\u1ec1 l\u00e0 \u0111o \u1edf tr\u1ea1ng th\u00e1i d\u00e2y ch\u00f9ng, \u0111o ba v\u1ecb tr\u00ed c\u00e1ch xa nhau r\u1ed3i l\u1ea5y gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t. Ghi con s\u1ed1 \u0111o th\u1eadt v\u00e0o s\u1ed5 v\u1eadt t\u01b0 c\u1ea1nh \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a; \u0111\u00e2y c\u0169ng ch\u00ednh l\u00e0 s\u1ed1 d\u00f9ng \u0111\u1ec3 t\u00ednh chi\u1ec1u d\u00e0i \u0111o\u1ea1n qu\u1ea5n ch\u1ec9 v\u00e0 chi\u1ec1u d\u00e0i m\u1ed1i b\u1ec7n, v\u00ec c\u1ea3 hai \u0111\u1ec1u t\u00ednh theo b\u1ed9i s\u1ed1 c\u1ee7a \u0111\u01b0\u1eddng k\u00ednh.<\/p>\n

    Kh\u00f3i t\u1eeb nh\u1ef1a n\u00f3ng ch\u1ea3y kh\u00f4ng d\u1ec5 ch\u1ecbu, n\u00ean l\u00e0m \u1edf ch\u1ed7 tho\u00e1ng v\u00e0 \u0111eo g\u0103ng tay. V\u1edbi d\u00e2y \u0111\u01b0\u1eddng k\u00ednh l\u1edbn, \u0111\u1ed1t tr\u1ef1c ti\u1ebfp r\u1ea5t kh\u00f3 \u0111\u1ec1u; l\u00fac \u0111\u00f3 dao nhi\u1ec7t c\u1eaft v\u00e0 b\u1ecbt trong c\u00f9ng m\u1ed9t thao t\u00e1c cho k\u1ebft qu\u1ea3 \u1ed5n \u0111\u1ecbnh h\u01a1n nhi\u1ec1u.<\/p>\n

    Khi N\u00e0o N\u00ean Qu\u1ea5n Ch\u1ec9 Thay V\u00ec B\u1ecbt Nhi\u1ec7t<\/h3>\n

    \u0110\u1ea7u d\u00e2y b\u1ecbt nhi\u1ec7t c\u1ee9ng v\u00e0 d\u1ec5 n\u1ee9t sau m\u1ed9t th\u1eddi gian ph\u01a1i n\u1eafng. V\u1edbi d\u00e2y to, d\u00e2y ph\u1ea3i ch\u1ea1y qua puly li\u00ean t\u1ee5c, ho\u1eb7c d\u00e2y c\u1ea7n gi\u1eef \u0111\u1ea7u m\u1ec1m \u0111\u1ec3 d\u1ec5 lu\u1ed3n, c\u00e1ch b\u1ec1n h\u01a1n l\u00e0 qu\u1ea5n ch\u1ec9 d\u00f9 quanh \u0111\u1ea7u d\u00e2y th\u00e0nh m\u1ed9t \u0111o\u1ea1n d\u00e0i ch\u1eebng g\u1ea5p m\u1ed9t l\u1ea7n r\u01b0\u1ee1i \u0111\u01b0\u1eddng k\u00ednh d\u00e2y, r\u1ed3i kh\u00f3a hai \u0111\u1ea7u ch\u1ec9 v\u00e0o b\u00ean trong l\u1edbp qu\u1ea5n. C\u00e1ch n\u00e0y gi\u1eef tao d\u00e2y l\u1ea1i m\u00e0 kh\u00f4ng l\u00e0m c\u1ee9ng \u0111\u1ea7u d\u00e2y, v\u00e0 s\u1eeda l\u1ea1i \u0111\u01b0\u1ee3c khi l\u1edbp qu\u1ea5n m\u00f2n.<\/p>\n

    \u1ed0ng co nhi\u1ec7t l\u00e0 l\u1ef1a ch\u1ecdn trung gian: ch\u1ee5p m\u1ed9t \u0111o\u1ea1n \u1ed1ng l\u00ean \u0111\u1ea7u d\u00e2y r\u1ed3i h\u01a1 cho \u1ed1ng co l\u1ea1i. Nhanh, nh\u00ecn g\u1ecdn, nh\u01b0ng \u1ed1ng ch\u1ec9 \u00f4m b\u00ean ngo\u00e0i ch\u1ee9 kh\u00f4ng gi\u1eef \u0111\u01b0\u1ee3c tao d\u00e2y khi d\u00e2y b\u1ecb v\u1eb7n m\u1ea1nh, n\u00ean h\u1ee3p v\u1edbi d\u00e2y nh\u1ecf d\u00f9ng trong nh\u00e0 h\u01a1n l\u00e0 d\u00e2y ch\u1eb1ng ngo\u00e0i tr\u1eddi.<\/p>\n

    \"D\u00e2y<\/p>\n

    B\u1ec7n Khuy\u1ebft \u0110\u1ea7u D\u00e2y V\u00e0 L\u1ed3ng \u1ed0ng L\u00f3t Ch\u1ed1ng M\u00e0i<\/h2>\n

    Khi \u0111\u1ea7u d\u00e2y c\u1ea7n m\u00f3c \u0111i m\u00f3c l\u1ea1i v\u00e0o khuy\u1ebft th\u00e0nh xe hay v\u00e0o m\u00f3c c\u1ea9u, th\u1eaft n\u00fat m\u1ed7i l\u1ea7n v\u1eeba m\u1ea5t th\u1eddi gian v\u1eeba hao d\u00e2y. Gi\u1ea3i ph\u00e1p b\u1ec1n h\u01a1n l\u00e0 b\u1ec7n s\u1eb5n m\u1ed9t v\u00f2ng khuy\u1ebft \u1edf \u0111\u1ea7u d\u00e2y v\u00e0 \u0111\u1ec3 nguy\u00ean v\u00f2ng \u0111\u00f3 su\u1ed1t \u0111\u1eddi \u0111o\u1ea1n d\u00e2y.<\/p>\n

    V\u1edbi d\u00e2y xo\u1eafn ba tao, khuy\u1ebft m\u1eaft \u0111\u01b0\u1ee3c b\u1ec7n b\u1eb1ng c\u00e1ch t\u00e1ch ba tao \u1edf \u0111\u1ea7u d\u00e2y r\u1ed3i lu\u1ed3n ng\u01b0\u1ee3c t\u1eebng tao v\u00e0o th\u00e2n d\u00e2y theo chi\u1ec1u ng\u01b0\u1ee3c lay. Nguy\u00ean t\u1eafc ngh\u1ec1 l\u00e0 lu\u1ed3n \u0111\u1ee7 s\u1ed1 l\u01b0\u1ee3t cho m\u1ed7i tao r\u1ed3i vu\u1ed1t cho m\u1ed1i b\u1ec7n thu nh\u1ecf d\u1ea7n v\u1ec1 ph\u00eda \u0111u\u00f4i; m\u1ed1i b\u1ec7n c\u00e0ng d\u00e0i v\u00e0 c\u00e0ng thu\u00f4n th\u00ec c\u00e0ng \u00edt tu\u1ed9t. \u0110\u00e2y l\u00e0 vi\u1ec7c h\u1ecdc \u0111\u01b0\u1ee3c trong m\u1ed9t bu\u1ed5i, v\u00e0 n\u00f3 gi\u1eef l\u1ea1i ph\u1ea7n l\u1edbn l\u1ef1c c\u1ee7a d\u00e2y so v\u1edbi m\u1ed9t n\u00fat th\u1eaft.<\/p>\n

    B\u00ean trong v\u00f2ng khuy\u1ebft n\u00ean l\u1ed3ng m\u1ed9t \u1ed1ng l\u00f3t kim lo\u1ea1i h\u00ecnh gi\u1ecdt n\u01b0\u1edbc. \u1ed0ng l\u00f3t gi\u1eef cho v\u00f2ng khuy\u1ebft kh\u00f4ng b\u1ecb b\u00f3p d\u1eb9t khi ch\u1ecbu t\u1ea3i, v\u00e0 quan tr\u1ecdng h\u01a1n l\u00e0 n\u00f3 nh\u1eadn to\u00e0n b\u1ed9 ma s\u00e1t c\u1ee7a m\u00f3c thay cho s\u1ee3i d\u00e2y. V\u00f2ng khuy\u1ebft kh\u00f4ng c\u00f3 \u1ed1ng l\u00f3t s\u1ebd m\u00f2n \u0111\u00fang t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac v\u1edbi m\u00f3c, v\u00e0 \u0111\u00f3 l\u00e0 ch\u1ed7 \u0111\u1ee9t \u0111\u1ea7u ti\u00ean.<\/p>\n

    D\u00e2y ki\u1ec3u v\u1ecf b\u1ecdc l\u00f5i kh\u00f3 b\u1ec7n th\u1ee7 c\u00f4ng h\u01a1n v\u00ec v\u1ecf v\u00e0 l\u00f5i ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd ri\u00eang. V\u1edbi lo\u1ea1i n\u00e0y, th\u1ef1c t\u1ebf th\u01b0\u1eddng d\u00f9ng n\u00fat th\u1eaft t\u1ea1o v\u00f2ng c\u1ed1 \u0111\u1ecbnh, ho\u1eb7c \u0111\u1eb7t nh\u00e0 cung c\u1ea5p gia c\u00f4ng s\u1eb5n \u0111\u1ea7u khuy\u1ebft \u00e9p. M\u1ed9t vi\u1ec7c tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng l\u00e0m l\u00e0 d\u00f9ng k\u1eb9p c\u00e1p th\u00e9p \u0111\u1ec3 k\u1eb9p v\u00f2ng khuy\u1ebft tr\u00ean d\u00e2y s\u1ee3i t\u1ed5ng h\u1ee3p: m\u1eb7t k\u1eb9p nghi\u1ebfn \u0111\u1ee9t s\u1ee3i ngay t\u1eeb l\u1ea7n si\u1ebft \u0111\u1ea7u ti\u00ean.<\/p>\n

    N\u1ed1i Hai \u0110o\u1ea1n D\u00e2y D\u00f9: Khi N\u00e0o \u0110\u01b0\u1ee3c V\u00e0 Khi N\u00e0o Kh\u00f4ng<\/h2>\n

    C\u00e2u tr\u1ea3 l\u1eddi ng\u1eafn: n\u1ed1i \u0111\u01b0\u1ee3c cho vi\u1ec7c bu\u1ed9c v\u00e0 k\u00e9o v\u1eadt, kh\u00f4ng n\u1ed1i cho b\u1ea5t c\u1ee9 vi\u1ec7c g\u00ec c\u00f3 ng\u01b0\u1eddi treo tr\u00ean d\u00e2y. M\u1ed1i n\u1ed1i lu\u00f4n l\u00e0 \u0111i\u1ec3m y\u1ebfu nh\u1ea5t c\u1ee7a c\u1ea3 tuy\u1ebfn v\u00e0 l\u00e0 ch\u1ed7 \u0111\u1ee9t tr\u01b0\u1edbc ti\u00ean khi t\u1ea3i t\u0103ng.<\/p>\n

    L\u00fd do n\u1eb1m \u1edf ch\u1ed7 m\u1ecdi n\u00fat th\u1eaft \u0111\u1ec1u b\u1ebb g\u1eadp s\u1ee3i d\u00e2y, v\u00e0 ph\u1ea7n s\u1ee3i n\u1eb1m \u1edf kh\u00fac g\u1eadp ch\u1ecbu l\u1ef1c nhi\u1ec1u h\u01a1n h\u1eb3n ph\u1ea7n c\u00f2n l\u1ea1i. D\u1ea3i hay \u0111\u01b0\u1ee3c n\u00eau trong t\u00e0i li\u1ec7u c\u1ee7a c\u00e1c h\u00e3ng d\u00e2y l\u00e0 m\u1ed9t n\u00fat th\u1eaft l\u1ea5y \u0111i kho\u1ea3ng 20 t\u1edbi 50 ph\u1ea7n tr\u0103m l\u1ef1c \u0111\u1ee9t c\u1ee7a \u0111o\u1ea1n d\u00e2y, tu\u1ef3 ki\u1ec3u n\u00fat v\u00e0 tu\u1ef3 b\u00e1n k\u00ednh c\u1ee7a kh\u00fac g\u1eadp; n\u00fat c\u00e0ng g\u1eadp g\u1eaft th\u00ec m\u1ea5t c\u00e0ng nhi\u1ec1u. V\u00f2ng khuy\u1ebft b\u1ec7n c\u00f3 \u1ed1ng l\u00f3t n\u00f3i \u1edf ph\u1ea7n tr\u00ean n\u1eb1m \u1edf \u0111\u1ea7u kia c\u1ee7a d\u1ea3i \u1ea5y, v\u00ec l\u1ef1c \u0111\u01b0\u1ee3c chia \u0111\u1ec1u d\u1ecdc theo m\u1ed1i b\u1ec7n thay v\u00ec d\u1ed3n v\u00e0o m\u1ed9t kh\u00fac g\u1eadp. \u0110\u00f3 l\u00e0 l\u00fd do th\u1ef1c d\u1ee5ng \u0111\u1ec3 b\u1ec7n m\u1ed9t l\u1ea7n r\u1ed3i d\u00f9ng m\u00e3i, thay v\u00ec th\u1eaft n\u00fat l\u1ea1i m\u1ed7i l\u1ea7n m\u00f3c.<\/p>\n