{"id":6894,"date":"2025-03-21T10:27:00","date_gmt":"2025-03-21T03:27:00","guid":{"rendered":"https:\/\/blog.coolmate.me\/cau-long-la-gi-luat-thi-dau-cau-long-6894"},"modified":"2025-09-04T18:04:04","modified_gmt":"2025-09-04T11:04:04","slug":"cau-long-la-gi-luat-thi-dau-cau-long","status":"publish","type":"post","link":"https:\/\/www.coolmate.me\/blog\/cau-long-la-gi-luat-thi-dau-cau-long","title":{"rendered":"C\u1ea7u L\u00f4ng L\u00e0 G\u00ec? Lu\u1eadt Thi \u0110\u1ea5u C\u1ea7u L\u00f4ng Cho Ng\u01b0\u1eddi M\u1edbi B\u1eaft \u0110\u1ea7u"},"content":{"rendered":"

Ch\u01a1i th\u1ec3 thao là m\u1ed9t thói quen t\u1ed1t giúp rèn luy\u1ec7n s\u1ee9c kh\u1ecfe, nâng cao th\u1ec3 ch\u1ea5t. V\u1eady c\u1ea7u lông và l\u1ee3i ích c\u1ee7a c\u1ea7u lông là gì?<\/strong> Lu\u1eadt ch\u01a1i c\u1ea7u lông nh\u01b0 th\u1ebf nào? Trong bài vi\u1ebft này, hãy cùng Coolmate tìm hi\u1ec3u b\u1ed9 môn th\u1ec3 thao này ngay nhé!<\/p>\n

\"Thi<\/p>\n

1. C\u1ea7u lông là gì?<\/h2>\n

1.1. Khái ni\u1ec7m<\/strong><\/h3>\n

Khái ni\u1ec7m c\u1ea7u lông khá d\u1ec5 hi\u1ec3u. C\u1ea7u lông là b\u1ed9 môn th\u1ec3 thao thi \u0111\u1ea5u trên m\u1ed9t khu v\u1ef1c sân hình ch\u1eef nh\u1eadt, \u0111\u01b0\u1ee3c chia ra b\u1eb1ng các v\u1ea1ch k\u1ebb và t\u1ea5m l\u01b0\u1edbi ng\u0103n \u1edf gi\u1eefa. Ng\u01b0\u1eddi tham gia ch\u01a1i s\u1ebd dùng v\u1ee3t \u0111\u1ec3 thi \u0111\u1ea5u, ghi \u0111i\u1ec3m b\u1eb1ng cách \u0111\u01b0a qu\u1ea3 c\u1ea7u qua l\u01b0\u1edbi và ch\u1ea1m \u0111\u1ea5t trong ph\u1ea7n sân c\u1ee7a \u0111\u1ed1i th\u1ee7.<\/p>\n

\"Thi<\/p>\n

1.2. L\u1ecbch s\u1eed và s\u1ef1 phát tri\u1ec3n c\u1ee7a c\u1ea7u lông<\/h3>\n

B\u1ed9 môn c\u1ea7u lông \u0111\u01b0\u1ee3c sáng t\u1ea1o vào th\u1ebf k\u1ec9 18 t\u1ea1i British India – m\u1ed9t vùng thu\u1ed9c \u0111\u1ecba c\u1ee7a Anh. \u0110\u1ebfn n\u0103m 1992, c\u1ea7u lông chính th\u1ee9c tr\u1edf thành m\u1ed9t b\u1ed9 môn thi \u0111\u1ea5u trong Th\u1ebf v\u1eadn h\u1ed9i Olympic.<\/p>\n

\"C\u1ea7u<\/p>\n

1.3. Các hình th\u1ee9c thi \u0111\u1ea5u c\u1ea7u lông<\/strong><\/h3>\n

\u0110\u01a1n (nam\/n\u1eef).<\/strong><\/h4>\n

Trong thi \u0111\u1ea5u \u0111\u01a1n, hai v\u1eadn \u0111\u1ed9ng viên s\u1ebd \u0111\u1ed1i \u0111\u1ea7u tr\u1ef1c ti\u1ebfp v\u1edbi nhau trên sân. \u1ede n\u1ed9i dung \u0111\u01a1n nam, hai tay v\u1ee3t nam s\u1ebd tranh tài, phô di\u1ec5n s\u1ee9c m\u1ea1nh, t\u1ed1c \u0111\u1ed9 và k\u1ef9 thu\u1eadt cá nhân. Còn \u1edf n\u1ed9i dung \u0111\u01a1n n\u1eef, hai tay v\u1ee3t n\u1eef s\u1ebd thi \u0111\u1ea5u, th\u01b0\u1eddng là nh\u1eefng pha c\u1ea7u b\u1ec1n b\u1ec9, khéo léo và \u0111òi h\u1ecfi chi\u1ebfn thu\u1eadt \u0111i\u1ec1u c\u1ea7u tinh t\u1ebf.<\/p>\n

\"Hình<\/p>\n

\u0110ôi (nam\/n\u1eef\/nam n\u1eef).<\/strong><\/h4>\n

Thi \u0111\u1ea5u \u0111ôi là s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a hai v\u1eadn \u0111\u1ed9ng viên trong cùng m\u1ed9t \u0111\u1ed9i, cùng ph\u1ed1i h\u1ee3p \u0111\u1ec3 \u0111\u1ed1i \u0111\u1ea7u v\u1edbi \u0111\u1ed9i b\u1ea1n. Trong n\u1ed9i dung \u0111ôi nam, hai tay v\u1ee3t nam s\u1ebd cùng nhau thi \u0111\u1ea5u, t\u1ea1o nên nh\u1eefng pha c\u1ea7u t\u1ed1c \u0111\u1ed9, uy l\u1ef1c và t\u1ea5n công nhanh. \u0110ôi n\u1eef là cu\u1ed9c tranh tài c\u1ee7a hai tay v\u1ee3t n\u1eef, t\u1eadp trung vào s\u1ef1 khéo léo, k\u1ef9 thu\u1eadt và kh\u1ea3 n\u0103ng phòng th\u1ee7, ph\u1ea3n công. Còn \u0111ôi nam n\u1eef là s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa m\u1ed9t nam và m\u1ed9t n\u1eef, t\u1ea1o nên nh\u1eefng pha c\u1ea7u \u0111a d\u1ea1ng, k\u1ebft h\u1ee3p gi\u1eefa s\u1ee9c m\u1ea1nh và linh ho\u1ea1t.<\/p>\n

\"Hình<\/p>\n

1.4. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a qu\u1ea3 c\u1ea7u lông<\/h3>\n

\u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a c\u1ea7u lông n\u1eb1m \u1edf qu\u1ea3 c\u1ea7u. \u0110\u01b0\u1ee3c làm t\u1eeb lông v\u0169 v\u1edbi c\u1ea5u t\u1ea1o \u0111\u1eb7c bi\u1ec7t, qu\u1ea3 c\u1ea7u lông có tr\u1ecdng l\u01b0\u1ee3ng r\u1ea5t nh\u1eb9. Chính vì th\u1ebf, nó d\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi các y\u1ebfu t\u1ed1 ngo\u1ea1i c\u1ea3nh nh\u01b0 gió, \u0111òi h\u1ecfi ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i có k\u1ef9 thu\u1eadt và s\u1ef1 khéo léo cao.<\/p>\n

\"Qu\u1ea3<\/p>\n

1.5. \u0110\u1ecba \u0111i\u1ec3m thi \u0111\u1ea5u<\/strong><\/h3>\n

Thông th\u01b0\u1eddng, các tr\u1eadn \u0111\u1ea5u c\u1ea7u lông chuyên nghi\u1ec7p s\u1ebd di\u1ec5n ra trong nhà \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u ki\u1ec7n thi \u0111\u1ea5u t\u1ed1t nh\u1ea5t, tránh b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi gió và các y\u1ebfu t\u1ed1 th\u1eddi ti\u1ebft khác. Tuy nhiên, c\u1ea7u lông v\u1eabn có th\u1ec3 \u0111\u01b0\u1ee3c ch\u01a1i ngoài tr\u1eddi nh\u01b0 m\u1ed9t ho\u1ea1t \u0111\u1ed9ng th\u1ec3 thao, v\u1eadn \u0111\u1ed9ng, rèn luy\u1ec7n s\u1ee9c kh\u1ecfe.<\/p>\n

\"Sân<\/p>\n

V\u1edbi nh\u1eefng thông tin v\u1eeba r\u1ed3i, ch\u1eafc h\u1eb3n b\u1ea1n \u0111ã hi\u1ec3u \u0111\u01b0\u1ee3c khái ni\u1ec7m c\u1ea7u lông là gì? T\u1ea5t nhiên r\u1ed3i, \u0111\u1ec3 tham gia thi \u0111\u1ea5u c\u1ea7u lông thì b\u1ea1n c\u1ea7n n\u1eb1m lòng lu\u1eadt ch\u01a1i c\u1ee7a b\u1ed9 môn th\u1ec3 thao này. Tìm hi\u1ec3u ngay d\u01b0\u1edbi \u0111ây nhé!<\/p>\n

2. Lu\u1eadt ch\u01a1i c\u1ea7u lông c\u01a1 b\u1ea3n<\/h2>\n

C\u1ea7u lông có nh\u1eefng hình th\u1ee9c thi \u0111\u1ea5u khác nhau. Tuy nhiên, dù \u1edf hình th\u1ee9c nào thì b\u1ed9 môn này v\u1eabn có nh\u1eefng quy t\u1eafc áp d\u1ee5ng cho t\u1ea5t c\u1ea3 các tr\u1eadn \u0111\u1ea5u.<\/p>\n

2.1Quy \u0111\u1ecbnh v\u1ec1 Sân, C\u1ed9t L\u01b0\u1edbi và L\u01b0\u1edbi <\/strong><\/h3>\n

\u0110\u1ec3 hi\u1ec3u rõ ràng khái ni\u1ec7m c\u1ea7u lông là gì ch\u1eafc ch\u1eafn b\u1ea1n ph\u1ea3i hi\u1ec3u \u0111\u01b0\u1ee3c kích th\u01b0\u1edbc quy chu\u1ea9n c\u1ee7a sân c\u1ea7u lông. \u0110ây là m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 chuyên nghi\u1ec7p trong m\u1ed7i tr\u1eadn \u0111\u1ea5u. Bên c\u1ea1nh \u0111ó, y\u1ebfu t\u1ed1 này còn giúp \u0111\u1ea3m b\u1ea3o tính an toàn khi b\u1ea1n ch\u01a1i c\u1ea7u lông th\u01b0\u1eddng xuyên nh\u01b0 m\u1ed9t cách nâng cao s\u1ee9c kh\u1ecfe.<\/p>\n

\"Kích<\/p>\n

Liên \u0111oàn C\u1ea7u lông Th\u1ebf gi\u1edbi (Badminton World Federation – BWF) quy \u0111\u1ecbnh kích th\u01b0\u1edbc chu\u1ea9n c\u1ee7a sân c\u1ea7u lông là 13,4m x 5,18m. \u0110\u1ed9 dài \u0111\u01b0\u1eddng chéo tiêu chu\u1ea9n là 14,3m.<\/p>\n

\"Quy<\/p>\n

Ngoài ra, sân c\u1ea7u lông c\u1ea7n \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng \u0111i\u1ec1u ki\u1ec7n sau:<\/p>\n

    \n
  • \n

    Các \u0111\u01b0\u1eddng biên, v\u1ea1ch k\u1ebb c\u1ee7a sân c\u1ea7n \u0111\u01b0\u1ee3c s\u01a1n b\u1eb1ng màu d\u1ec5 nhìn (th\u01b0\u1eddng là tr\u1eafng ho\u1eb7c vàng). \u0110\u1ed9 dày tiêu chu\u1ea9n là 40mm.<\/p>\n<\/li>\n

  • \n

    C\u1ed9t l\u01b0\u1edbi chu\u1ea9n quy \u0111\u1ecbnh có chi\u1ec1u cao là 1,55m tính t\u1eeb m\u1eb7t sàn. \u0110\u1ed9 cao c\u1ed9t l\u01b0\u1edbi này không thay \u0111\u1ed5i và luôn \u0111\u01b0\u1ee3c \u0111\u1eb7t trên \u0111\u01b0\u1eddng biên d\u1ecdc ngoài cùng sân \u0111ánh.<\/p>\n<\/li>\n

  • \n

    \u0110\u1ed9 r\u1ed9ng tiêu chu\u1ea9n c\u1ee7a l\u01b0\u1edbi là 760 mm, dài t\u1ed1i thi\u1ec3u 6,1m. Vi\u1ec1n l\u01b0\u1edbi trên dày 75 mm. L\u01b0\u1edbi c\u1ea7n \u0111\u01b0\u1ee3c treo \u1edf biên d\u1ecdc c\u1ee7a sân v\u1edbi \u0111\u1ed9 cao tiêu chu\u1ea9n là 1,55m.<\/p>\n<\/li>\n<\/ul>\n

    2.2 Quy \u0111\u1ecbnh v\u1ec1 qu\u1ea3 c\u1ea7u lông<\/strong><\/h3>\n
      \n
    • Ch\u1ea5t li\u1ec7u: <\/strong>Qu\u1ea3 c\u1ea7u \u0111\u01b0\u1ee3c làm t\u1eeb \u0111\u1ebf b\u1eb1ng lie (g\u1ed7) b\u1ecdc da, và ph\u1ea7n tán c\u1ea7u g\u1ed3m 16 chi\u1ebfc lông v\u0169 (th\u01b0\u1eddng là lông ng\u1ed7ng ho\u1eb7c v\u1ecbt) có \u0111\u1ed9 dài \u0111\u1ed3ng \u0111\u1ec1u, g\u1eafn vào \u0111\u1ebf.<\/li>\n
    • T\u1ed1c \u0111\u1ed9: <\/strong>T\u1ed1c \u0111\u1ed9 c\u1ea7u \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng cách \u0111ánh th\u1eed và \u0111\u01b0\u1ee3c ghi trên \u1ed1ng c\u1ea7u b\u1eb1ng các con s\u1ed1 (ví d\u1ee5: 77, 78). T\u1ed1c \u0111\u1ed9 này ph\u1ee5 thu\u1ed9c vào nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 cao, \u0111\u1ed9 \u1ea9m và trình \u0111\u1ed9 ng\u01b0\u1eddi ch\u01a1i.<\/li>\n
    • Các lo\u1ea1i<\/strong>: Có hai lo\u1ea1i chính, c\u1ea7u lông v\u0169 (t\u1eeb lông t\u1ef1 nhiên, dùng trong thi \u0111\u1ea5u chuyên nghi\u1ec7p) và c\u1ea7u nh\u1ef1a (b\u1ec1n h\u01a1n, r\u1ebb h\u01a1n, dùng trong t\u1eadp luy\u1ec7n và ch\u01a1i phong trào).<\/li>\n<\/ul>\n

      2.3 Quy \u0111\u1ecbnh v\u1ec1 ch\u1ecdn sân và giao c\u1ea7u<\/strong><\/h3>\n

      \u0110\u1ec3 xác \u0111\u1ecbnh bên nào s\u1ebd có quy\u1ec1n giao c\u1ea7u tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u tr\u1eadn \u0111\u1ea5u, m\u1ed9t ph\u01b0\u01a1ng pháp truy\u1ec1n th\u1ed1ng và công b\u1eb1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng: tung \u0111\u1ed3ng xu.<\/p>\n

      Tr\u1ecdng tài s\u1ebd là ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n vi\u1ec7c tung \u0111\u1ed3ng xu. Hai bên (ho\u1eb7c \u0111\u1ea1i di\u1ec7n hai \u0111\u1ed9i, trong tr\u01b0\u1eddng h\u1ee3p \u0111ánh \u0111ôi) s\u1ebd ch\u1ecdn m\u1eb7t \u0111\u1ed3ng xu, th\u01b0\u1eddng là m\u1eb7t s\u1ea5p ho\u1eb7c m\u1eb7t ng\u1eeda. Sau khi \u0111\u1ed3ng xu \u0111\u01b0\u1ee3c tung lên và r\u01a1i xu\u1ed1ng, m\u1eb7t \u0111\u1ed3ng xu ng\u1eeda lên trên s\u1ebd quy\u1ebft \u0111\u1ecbnh bên th\u1eafng.<\/p>\n

      Bên th\u1eafng trong màn tung \u0111\u1ed3ng xu này s\u1ebd có hai l\u1ef1a ch\u1ecdn:<\/strong><\/p>\n

        \n
      1. \n

        Quy\u1ec1n giao c\u1ea7u: <\/strong>Bên th\u1eafng có th\u1ec3 ch\u1ecdn giao c\u1ea7u tr\u01b0\u1edbc, b\u1eaft \u0111\u1ea7u tr\u1eadn \u0111\u1ea5u.<\/p>\n<\/li>\n

      2. \n

        Quy\u1ec1n ch\u1ecdn sân: <\/strong>Bên th\u1eafng có th\u1ec3 ch\u1ecdn ph\u1ea7n sân mà mình mu\u1ed1n b\u1eaft \u0111\u1ea7u thi \u0111\u1ea5u. Ph\u1ea7n sân còn l\u1ea1i s\u1ebd thu\u1ed9c v\u1ec1 bên kia.<\/p>\n<\/li>\n<\/ol>\n

        Vi\u1ec7c l\u1ef1a ch\u1ecdn này có th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi\u1ebfn thu\u1eadt c\u1ee7a m\u1ed7i bên, tùy thu\u1ed9c vào \u0111i\u1ec1u ki\u1ec7n sân, h\u01b0\u1edbng gió (n\u1ebfu có), ho\u1eb7c th\u1eadm chí là s\u1edf thích cá nhân c\u1ee7a v\u1eadn \u0111\u1ed9ng viên.<\/p>\n

        2.4 Lu\u1eadt tính \u0111i\u1ec3m c\u1ee7a c\u1ea7u lông là gì?<\/h3>\n

        Tr\u1eadn \u0111\u1ea5u b\u1eaft \u0111\u1ea7u khi c\u1ea7u \u0111\u01b0\u1ee3c phát \u0111i t\u1eeb v\u1ecb trí ng\u01b0\u1eddi giao c\u1ea7u. Hai ng\u01b0\u1eddi ch\u01a1i s\u1ebd luân phiên \u0111ánh qu\u1ea3 c\u1ea7u cho \u0111\u1ebfn khi c\u1ea7u b\u1ecb r\u01a1i, ho\u1eb7c bay ra kh\u1ecfi ph\u1ea7n sân thi \u0111\u1ea5u quy \u0111\u1ecbnh.<\/p>\n

        1 \u0111i\u1ec3m s\u1ebd \u0111\u01b0\u1ee3c ghi cho ng\u01b0\u1eddi có th\u1ec3 \u0111ánh qu\u1ea3 c\u1ea7u r\u01a1i trong ph\u1ea7n sân c\u1ee7a \u0111\u1ed1i th\u1ee7. Lúc này, hai ng\u01b0\u1eddi ch\u01a1i s\u1ebd tr\u1edf l\u1ea1i ph\u1ea7n sân theo quy \u0111\u1ecbnh \u0111\u1ec3 b\u1eaft \u0111\u1ea7u l\u01b0\u1ee3t giao c\u1ea7u ti\u1ebfp theo. N\u1ebfu ng\u01b0\u1eddi nh\u1eadn c\u1ea7u ghi \u0111\u01b0\u1ee3c \u0111i\u1ec3m thì h\u1ecd s\u1ebd tr\u1edf thành ng\u01b0\u1eddi giao c\u1ea7u trong l\u01b0\u1ee3t \u0111\u1ea5u ti\u1ebfp theo.<\/p>\n

        \"Lu\u1eadt<\/p>\n

        \u1ede c\u1ea3 hai hình th\u1ee9c thi \u0111\u1ea5u \u0111\u01a1n và \u0111ôi, m\u1ed7i tr\u1eadn \u0111\u1ea5u \u0111\u1ec1u s\u1ebd g\u1ed3m 3 hi\u1ec7p (3 set). \u0110\u1ed9i nào th\u1eafng 2 hi\u1ec7p s\u1ebd tr\u1edf thành \u0111\u1ed9i chi\u1ebfn th\u1eafng. S\u1ed1 \u0111i\u1ec3m c\u1ee7a m\u1ed7i ván s\u1ebd \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh tùy hình th\u1ee9c thi \u0111\u1ea5u.<\/p>\n

        Thông th\u01b0\u1eddng là set 21, có ngh\u0129a là \u0111\u1ed9i nào ghi \u0111\u01b0\u1ee3c 21 \u0111i\u1ec3m tr\u01b0\u1edbc \u0111\u1ed9i \u0111ó s\u1ebd th\u1eafng. Trong tr\u01b0\u1eddng h\u1ee3p t\u1ef7 s\u1ed1 là 20 \u0111\u1ec1u, \u0111\u1ed9i nào ghi \u0111\u01b0\u1ee3c 2 \u0111i\u1ec3m liên ti\u1ebfp s\u1ebd chi\u1ebfn th\u1eafng. N\u1ebfu t\u1ef7 s\u1ed1 lên \u0111\u1ebfn 29 \u0111\u1ec1u thì bên nào ghi \u0111\u01b0\u1ee3c \u0111i\u1ec3m 30 tr\u01b0\u1edbc s\u1ebd tr\u1edf thành bên chi\u1ebfn th\u1eafng. Bên c\u1ea1nh \u0111ó, \u0111i\u1ec3m c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c ghi cho m\u1ed9t \u0111\u1ed9i khi \u0111\u1ed9i khác ph\u1ea1m l\u1ed7i, ph\u1ea1m lu\u1eadt.<\/p>\n

        \"Thi<\/p>\n

        2.5 Quy \u0111\u1ecbnh v\u1ec1 \u0111\u1ed5i sân<\/h3>\n

        Sau m\u1ed7i hi\u1ec7p \u0111\u1ea5u: Hai bên s\u1ebd \u0111\u1ed5i sân sau khi m\u1ed7i hi\u1ec7p \u0111\u1ea5u k\u1ebft thúc, n\u1ebfu tr\u1eadn \u0111\u1ea5u v\u1eabn ch\u01b0a ngã ng\u0169 (ch\u01b0a bên nào th\u1eafng \u0111\u1ee7 s\u1ed1 hi\u1ec7p quy \u0111\u1ecbnh).<\/p>\n

        Trong hi\u1ec7p \u0111\u1ea5u th\u1ee9 ba (hi\u1ec7p quy\u1ebft \u0111\u1ecbnh): N\u1ebfu tr\u1eadn \u0111\u1ea5u ph\u1ea3i phân \u0111\u1ecbnh th\u1eafng thua \u1edf hi\u1ec7p th\u1ee9 ba, vi\u1ec7c \u0111\u1ed5i sân s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n khi m\u1ed9t trong hai bên ghi \u0111\u01b0\u1ee3c 11 \u0111i\u1ec3m.<\/p>\n

        Nh\u1eefng quy \u0111\u1ecbnh này giúp t\u1ea1o ra m\u1ed9t môi tr\u01b0\u1eddng thi \u0111\u1ea5u công b\u1eb1ng, n\u01a1i không bên nào có l\u1ee3i th\u1ebf quá l\u1edbn do y\u1ebfu t\u1ed1 sân bãi.<\/p>\n

        \"Quy<\/p>\n

        2.6 Quy \u0111\u1ecbnh v\u1ec1 l\u1ed7i, ph\u1ea1m lu\u1eadt trong thi \u0111\u1ea5u c\u1ea7u lông là gì?<\/h3>\n

        Tr\u1eadn thi \u0111\u1ea5u c\u1ea7u lông s\u1ebd di\u1ec5n ra bình th\u01b0\u1eddng t\u1eeb hi\u1ec7p 1 \u0111\u1ebfn hi\u1ec7p 3. Th\u1eddi gian ngh\u1ec9 gi\u1eefa các hi\u1ec7p s\u1ebd do tr\u1ecdng tài quy \u0111\u1ecbnh và không quá 5 phút. Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra nh\u1eefng tình hu\u1ed1ng b\u1ea5t kh\u1ea3 kháng, tr\u1ecdng tài có quy\u1ec1n quy\u1ebft \u0111\u1ecbnh có d\u1eebng tr\u1eadn \u0111\u1ea5u hay không và ng\u1eebng trong th\u1eddi gian bao lâu. N\u1ebfu ph\u1ea3i d\u1eebng l\u1ea1i, \u0111i\u1ec3m s\u1ed1 s\u1ebd \u0111\u01b0\u1ee3c b\u1ea3o toàn cho t\u1edbi khi tr\u1eadn \u0111\u1ea5u \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c và b\u1eaft \u0111\u1ea7u t\u1eeb \u0111i\u1ec3m s\u1ed1 c\u0169.<\/p>\n

        \"X\u1eed<\/p>\n

        Ng\u01b0\u1eddi tham gia thi \u0111\u1ea5u c\u1ea7u lông không \u0111\u01b0\u1ee3c phép có nh\u1eefng hành \u0111\u1ed9ng d\u01b0\u1edbi \u0111ây trong quá trình tham gia thi \u0111\u1ea5u:<\/p>\n

          \n
        • \n

          C\u1ed1 tình khi\u1ebfn tr\u1eadn \u0111\u1ea5u b\u1ecb d\u1eebng l\u1ea1i.<\/p>\n<\/li>\n

        • \n

          C\u1ed1 tình khi\u1ebfn t\u1ed1c \u0111\u1ed9 tr\u1eadn \u0111\u1ea5u b\u1ecb ch\u1eadm l\u1ea1i.<\/p>\n<\/li>\n

        • \n

          Thái \u0111\u1ed9 thi \u0111\u1ea5u thô b\u1ea1o.<\/p>\n<\/li>\n

        • \n

          Vi ph\u1ea1m nh\u1eefng l\u1ed7i ch\u01a1i x\u1ea5u theo quy \u0111\u1ecbnh, nh\u1eefng lu\u1eadt không \u0111\u01b0\u1ee3c cho phép.<\/p>\n<\/li>\n<\/ul>\n

          3. Lu\u1eadt ch\u01a1i c\u1ea7u lông \u0111\u01a1n<\/h2>\n

          C\u1ea7u lông \u0111\u01a1n là hình th\u1ee9c thi \u0111\u1ea5u gi\u1eefa hai ng\u01b0\u1eddi.<\/p>\n

          3.1 Quy \u0111\u1ecbnh v\u1ec1 v\u1ecb trí \u0111\u1ee9ng giao, nh\u1eadn c\u1ea7u<\/h3>\n

          \"V\u1ecb<\/p>\n

          Ng\u01b0\u1eddi giao c\u1ea7u \u0111\u1ee9ng \u1edf m\u1ed9t ph\u1ea7n sân, ng\u01b0\u1eddi còn l\u1ea1i \u0111\u1ee9ng chéo so v\u1edbi ng\u01b0\u1eddi giao c\u1ea7u (\u0111\u1ee9ng \u1edf ph\u1ea7n sân còn l\u1ea1i \u1edf phía \u0111\u1ed1i di\u1ec7n). V\u1ecb trí c\u1ee7a ng\u01b0\u1eddi giao c\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh nh\u01b0 sau.<\/p>\n

          V\u1ecb trí c\u01a1 b\u1ea3n:<\/strong><\/p>\n

          Ng\u01b0\u1eddi nh\u1eadn c\u1ea7u luôn ph\u1ea3i \u0111\u1ee9ng \u1edf ô sân \u0111\u1ed1i di\u1ec7n chéo so v\u1edbi ng\u01b0\u1eddi giao c\u1ea7u. \u0110i\u1ec1u này có ngh\u0129a là n\u1ebfu ng\u01b0\u1eddi giao c\u1ea7u \u0111\u1ee9ng \u1edf ô sân bên ph\u1ea3i, thì ng\u01b0\u1eddi nh\u1eadn c\u1ea7u ph\u1ea3i \u0111\u1ee9ng \u1edf ô sân bên trái c\u1ee7a ph\u1ea7n sân \u0111\u1ed1i di\u1ec7n, và ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n

          Thay \u0111\u1ed5i v\u1ecb trí theo \u0111i\u1ec3m s\u1ed1:<\/strong><\/p>\n

          V\u1ecb trí \u0111\u1ee9ng c\u1ee7a ng\u01b0\u1eddi giao c\u1ea7u (và do \u0111ó, c\u1ea3 ng\u01b0\u1eddi nh\u1eadn c\u1ea7u) s\u1ebd thay \u0111\u1ed5i d\u1ef1a trên \u0111i\u1ec3m s\u1ed1 mà ng\u01b0\u1eddi giao c\u1ea7u \u0111ang có:<\/p>\n

          N\u1ebfu ng\u01b0\u1eddi giao c\u1ea7u có s\u1ed1 \u0111i\u1ec3m l\u1ebb, v\u1ecb trí c\u1ee7a h\u1ecd lúc này \u1edf ph\u1ea7n sân trái. T\u01b0\u01a1ng \u1ee9ng v\u1edbi \u0111ó thì ng\u01b0\u1eddi còn l\u1ea1i s\u1ebd \u0111\u1ee9ng \u1edf ph\u1ea7n sân ph\u1ea3i c\u1ee7a bên \u0111\u1ed1i di\u1ec7n.<\/p>\n

          3.2 Quy \u0111\u1ecbnh v\u1ec1 khu v\u1ef1c tính \u0111i\u1ec3m trong c\u1ea7u lông là gì khi \u0111ánh \u0111\u01a1n?<\/h3>\n

          Trong thi \u0111\u1ea5u c\u1ea7u lông \u0111\u01a1n, khu v\u1ef1c tính \u0111i\u1ec3m s\u1ebd tính t\u1eeb \u0111\u01b0\u1eddng biên d\u1ecdc phía trong và \u0111\u01b0\u1eddng biên ngang \u1edf ngoài. (Xem hình \u0111\u1ecf)<\/p>\n

          4. Lu\u1eadt ch\u01a1i c\u1ea7u lông \u0111ôi<\/h2>\n

          Thi \u0111\u1ea5u c\u1ea7u lông \u0111ôi có th\u1ec3 bao \u0111ôi: \u0110ôi n\u1eef, \u0111ôi nam và \u0111ôi nam n\u1eef.<\/p>\n

          4.1 Quy \u0111\u1ecbnh v\u1ec1 v\u1ecb trí \u0111\u1ee9ng, giao nh\u1eadn trong c\u1ea7u lông là gì khi thi \u0111\u1ea5u \u0111ôi?<\/h3>\n

          Trong thi \u0111\u1ea5u c\u1ea7u lông \u0111ôi s\u1ebd có m\u1ed9t ng\u01b0\u1eddi trong \u0111\u1ed9i \u0111\u01b0\u1ee3c phép phát c\u1ea7u. Ng\u01b0\u1eddi này c\u0169ng s\u1ebd \u0111\u1ee9ng \u1edf v\u1ecb trí theo quy \u0111\u1ecbnh c\u1ee7a lu\u1eadt thi \u0111\u1ea5u c\u1ea7u lông c\u01a1 b\u1ea3n. Ng\u01b0\u1eddi giao c\u1ea7u c\u0169ng ph\u1ea3i phát c\u1ea7u cho ng\u01b0\u1eddi \u0111\u1ee9ng chéo ph\u1ea7n sân c\u1ee7a mình nh\u01b0 lu\u1eadt thi \u0111\u1ea5u c\u1ea7u lông \u0111\u01a1n<\/p>\n

          N\u1ebfu nh\u01b0 \u1edf ph\u1ea7n sân \u0111\u1ed1i di\u1ec7n mà ng\u01b0\u1eddi \u0111\u1ee9ng th\u1eb3ng v\u1edbi ng\u01b0\u1eddi giao c\u1ea7u nh\u1eadn c\u1ea7u và \u0111ánh tr\u1ea3 thì \u0111\u1ed9i \u0111ó s\u1ebd tính là ph\u1ea1m lu\u1eadt và m\u1ea5t \u0111i\u1ec3m. Khi giao c\u1ea7u, v\u1ee3t ph\u1ea3i ngang th\u1eaft l\u01b0ng.<\/p>\n

          4.2 Quy \u0111\u1ecbnh v\u1ec1 khu v\u1ef1c tính \u0111i\u1ec3m<\/h3>\n

          Khu v\u1ef1c tính \u0111i\u1ec3m và giao c\u1ea7u c\u1ee7a lu\u1eadt thi \u0111\u1ea5u c\u1ea7u lông \u0111ôi r\u1ed9ng h\u01a1n so v\u1edbi c\u1ea7u lông \u0111\u01a1n. Ph\u1ea1m vi \u0111\u01b0\u1ee3c tính t\u1eeb \u0111\u01b0\u1eddng biên d\u1ecdc phía ngoài và gi\u1edbi h\u1ea1n b\u1edfi \u0111\u01b0\u1eddng biên ngoài.<\/p>\n

          \"V\u1ecb<\/p>\n

          5. Lu\u1eadt Giao C\u1ea7u L\u1ea1i<\/h2>\n

          Có m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 mà tr\u1ecdng tài s\u1ebd cho phép giao c\u1ea7u l\u1ea1i:<\/p>\n

            \n
          • Ng\u01b0\u1eddi nh\u1eadn c\u1ea7u ch\u01b0a s\u1eb5n sàng<\/strong>: N\u1ebfu ng\u01b0\u1eddi nh\u1eadn c\u1ea7u ch\u01b0a s\u1eb5n sàng (ví d\u1ee5: ch\u01b0a \u0111\u1ee9ng \u0111úng v\u1ecb trí, ch\u01b0a chu\u1ea9n b\u1ecb t\u01b0 th\u1ebf) mà ng\u01b0\u1eddi giao c\u1ea7u \u0111ã th\u1ef1c hi\u1ec7n giao c\u1ea7u, thì qu\u1ea3 giao c\u1ea7u \u0111ó s\u1ebd không \u0111\u01b0\u1ee3c tính và ph\u1ea3i giao l\u1ea1i.<\/li>\n
          • L\u1ed7i t\u1eeb c\u1ea3 hai bên: <\/strong>N\u1ebfu c\u1ea3 ng\u01b0\u1eddi giao c\u1ea7u và ng\u01b0\u1eddi nh\u1eadn c\u1ea7u \u0111\u1ec1u ph\u1ea1m l\u1ed7i trong cùng m\u1ed9t th\u1eddi \u0111i\u1ec3m (ví d\u1ee5: ng\u01b0\u1eddi giao c\u1ea7u giao c\u1ea7u không \u0111úng lu\u1eadt, \u0111\u1ed3ng th\u1eddi ng\u01b0\u1eddi nh\u1eadn c\u1ea7u di chuy\u1ec3n tr\u01b0\u1edbc khi c\u1ea7u \u0111\u01b0\u1ee3c \u0111ánh), thì s\u1ebd giao c\u1ea7u l\u1ea1i.<\/li>\n
          • C\u1ea7u b\u1ecb h\u1ecfng<\/strong>: N\u1ebfu qu\u1ea3 c\u1ea7u b\u1ecb h\u1ecfng trong quá trình \u0111ánh (ví d\u1ee5: lông v\u0169 b\u1ecb bung ra, \u0111\u1ebf c\u1ea7u b\u1ecb v\u1ee1), thì s\u1ebd giao c\u1ea7u l\u1ea1i.<\/li>\n
          • C\u1ea7u m\u1eafc vào l\u01b0\u1edbi: <\/strong>N\u1ebfu qu\u1ea3 c\u1ea7u ch\u1ea1m l\u01b0\u1edbi và m\u1eafc l\u1ea1i trên l\u01b0\u1edbi (không r\u01a1i xu\u1ed1ng ph\u1ea7n sân nào), ho\u1eb7c qu\u1ea3 c\u1ea7u sau khi qua l\u01b0\u1edbi l\u1ea1i m\u1eafc trên l\u01b0\u1edbi.<\/li>\n
          • V\u1eadt c\u1ea3n ngoài sân:<\/strong> N\u1ebfu có v\u1eadt c\u1ea3n t\u1eeb bên ngoài sân (ví d\u1ee5: m\u1ed9t qu\u1ea3 c\u1ea7u khác bay vào sân, có ng\u01b0\u1eddi ho\u1eb7c v\u1eadt l\u1ea1 xu\u1ea5t hi\u1ec7n trong sân) làm gián \u0111o\u1ea1n pha c\u1ea7u, thì s\u1ebd giao c\u1ea7u l\u1ea1i.<\/li>\n
          • Tr\u1ecdng tài không quan sát \u0111\u01b0\u1ee3c:<\/strong> Trong tr\u01b0\u1eddng h\u1ee3p tr\u1ecdng tài chính và tr\u1ecdng tài biên không th\u1ec3 xác \u0111\u1ecbnh \u0111\u01b0\u1ee3c qu\u1ea3 c\u1ea7u r\u01a1i trong hay ngoài sân (do b\u1ecb khu\u1ea5t t\u1ea7m nhìn ho\u1eb7c tình hu\u1ed1ng quá nhanh), thì tr\u1ecdng tài có th\u1ec3 cho giao c\u1ea7u l\u1ea1i.<\/li>\n
          • S\u1ef1 c\u1ed1 b\u1ea5t kh\u1ea3 kháng: <\/strong>B\u1ea5t k\u1ef3 tình hu\u1ed1ng b\u1ea5t kh\u1ea3 kháng nào x\u1ea3y ra (ví d\u1ee5: m\u1ea5t \u0111i\u1ec7n, sân b\u1ecb \u01b0\u1edbt do rò r\u1ec9 n\u01b0\u1edbc) làm gián \u0111o\u1ea1n tr\u1eadn \u0111\u1ea5u, thì khi tr\u1eadn \u0111\u1ea5u ti\u1ebfp t\u1ee5c, s\u1ebd b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c giao c\u1ea7u l\u1ea1i.<\/li>\n<\/ul>\n

            Quan tr\u1ecdng: <\/strong>Quy\u1ebft \u0111\u1ecbnh cu\u1ed1i cùng v\u1ec1 vi\u1ec7c có cho giao c\u1ea7u l\u1ea1i hay không thu\u1ed9c v\u1ec1 tr\u1ecdng tài chính.<\/p>\n

            6. Nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng g\u1eb7p trong thi \u0111\u1ea5u c\u1ea7u lông là gì?<\/h2>\n

            6.1 L\u1ed7i giao c\u1ea7u<\/strong><\/h3>\n

            D\u01b0\u1edbi \u0111ây là m\u1ed9t s\u1ed1 l\u1ed7i giao c\u1ea7u th\u01b0\u1eddng g\u1eb7p:<\/p>\n