Xin ch\u00e0o to\u00e0n th\u1ec3 qu\u00fd h\u1ed9i vi\u00ean . Qua 2 b\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o d\u00e0n trong serie h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng tr\u1ea3i nghi\u1ec7m tuy\u1ec7t v\u1eddi, h\u00f4m nay ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u th\u00eam 1 h\u00ecnh th\u1ee9c t\u1ea1o d\u00e0n m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i s\u1ed1 mu\u1ed1n bi\u1ebft, \u0111\u00f3 ch\u00ednh l\u00e0 t\u1ea1o d\u00e0n xi\u00ean, t\u1ea1o d\u00e0n xi\u00ean 2, t\u1ea1o d\u00e0n xi\u00ean 3, c\u00e1ch t\u1ea1o d\u00e0n xi\u00ean, c\u00e1ch t\u1ea1o d\u00e0n l\u00f4 xi\u00ean. Ngo\u00e0i h\u01b0\u1edbng d\u1eabn t\u1ea1o d\u00e0n xi\u00ean mi\u1ec5n ph\u00ed<\/strong>, b\u00e0i vi\u1ebft s\u1ebd cung c\u1ea5p cho ng\u01b0\u1eddi ch\u01a1i m\u1ed9t s\u1ed1 kinh nghi\u1ec7m khi \u0111\u00e1nh xi\u00ean.<\/em><\/p>\n Tr\u01b0\u1edbc ti\u00ean, ch\u00fang ta c\u00f9ng \u00f4n l\u1ea1i 1 ch\u00fat kh\u00e1i ni\u1ec7m v\u1ec1 l\u00f4 xi\u00ean. L\u00f4 xi\u00ean ch\u00ednh l\u00e0 vi\u1ec7c b\u1ea1n ch\u01a1i 2,3 ho\u1eb7c 4 con l\u00f4 c\u00f9ng m\u1ed9t l\u00fac. K\u1ebft qu\u1ea3 l\u00e0 l\u00e3i m\u1ed9t khi t\u1ea5t c\u1ea3 nh\u1eefng con l\u00f4 trong d\u00e0n l\u00f4 xi\u00ean b\u1ea1n ch\u1ecdn \u0111\u1ec1u xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1.<\/p>\n L\u00f4 d\u00e0n xi\u00ean, l\u00f4 xi\u00ean quay l\u00e0 g\u00ec?<\/strong><\/p>\n \u0110\u1ec3 t\u0103ng t\u1ef7 l\u1ec7 tr\u00f9ng th\u00ec ng\u01b0\u1eddi ta kh\u00f4ng ch\u1ec9 \u0111\u00e1nh v\u00e0i con l\u00f4 m\u00e0 ch\u1ecdn nh\u1eefng con l\u00f4 ri\u00eang l\u1ebb gh\u00e9p v\u1edbi nhau th\u00e0nh t\u1ea1o xi\u00ean 2, xi\u00ean 3, xi\u00ean 4,…. Nh\u1eefng con s\u1ed1 ri\u00eang l\u1ebb n\u00e0y g\u1ecdi l\u00e0 l\u00f4 d\u00e0n xi\u00ean hay l\u00f4 xi\u00ean quay.<\/p>\n V\u00ec nhi\u1ec1u s\u1ed1 n\u00ean \u0111\u1ec3 tr\u00e0nh nh\u1ea7m l\u1eabn th\u00ec hi\u1ec7n nay cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 t\u1ea1o l\u00f4 xi\u00ean, gh\u00e9p xi\u00ean t\u1ef1 \u0111\u1ed9ng, \u0111\u00e2y l\u00e0 nh\u1eefng ph\u1ea7n m\u1ec1m gh\u00e9p l\u00f4 xi\u00ean ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed. Ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 d\u00f9ng c\u00f4ng c\u1ee5 n\u00e0y \u0111\u1ec3 gh\u00e9p xi\u00ean nhanh v\u00e0 gh\u00e9p xi\u00ean t\u1ef1 \u0111\u1ed9ng ho\u00e0n to\u00e0n.<\/p>\n Ch\u01a1i d\u00e0n l\u00f4 xi\u00ean c\u0169ng gi\u1ed1ng nh\u01b0 ch\u01a1i d\u00e0n \u0111\u1ec1, m\u1ee5c \u0111\u00edch c\u00f9ng \u0111\u1ec3 n\u00e2ng t\u1ef7 l\u1ec7 th\u1eafng l\u00ean cao nh\u1ea5t c\u00f3 th\u1ec3. Tuy nhi\u00ean, nhi\u1ec1u ng\u01b0\u1eddi l\u1ea1i \u01b0a th\u00edch ch\u01a1i d\u00e0n xi\u00ean h\u01a1n h\u1eb3n d\u00e0n \u0111\u1ec1 b\u1edfi t\u1ef7 l\u1ec7 \u0103n xi\u00ean cao h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi \u0103n \u0111\u1ec1, ch\u00ednh v\u00ec th\u1ebf n\u1ebfu ch\u01a1i xi\u00ean d\u00e0n c\u00f3 th\u1ec3 l\u00e3i h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean c\u00f3 th\u1ec3 t\u1ea1m t\u00ednh nh\u01b0 sau:<\/p>\n K\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc c\u00f3 27 gi\u1ea3i v\u1edbi 100 c\u1eb7p s\u1ed1 (gi\u1ea3 \u0111\u1ecbnh m\u1ed7i c\u1eb7p s\u1ed1 xu\u1ea5t hi\u1ec7n 1 l\u1ea7n) th\u00ec x\u00e1c su\u1ea5t v\u00e0o 1 con l\u00f4 s\u1ebd l\u00e0 27%. Tuy nhi\u00ean th\u1ef1c t\u1ebf c\u00f3 r\u1ea5t nhi\u1ec1u con l\u00f4 xu\u1ea5t hi\u1ec7n nhi\u1ec1u l\u1ea7n n\u00ean x\u00e1c su\u1ea5t trung b\u00ecnh ch\u1ec9 c\u00f2n kho\u1ea3ng 21.4%. T\u1eeb \u0111\u00f3 ta c\u00f3 th\u1ec3 t\u00ednh t\u1ef7 l\u1ec7 \u0111\u1ec3 tr\u00fang l\u00f4 xi\u00ean 2, xi\u00ean 3 v\u00e0 xi\u00ean 4 nh\u01b0 sau:<\/p>\n Nh\u01b0 v\u1eady r\u00f5 r\u00e0ng n\u00ean ch\u01a1i d\u00e0n l\u00f4 xi\u00ean \u0111\u1ec3 c\u00f3 th\u1ec3 n\u00e2ng cao t\u1ef7 l\u1ec7 tr\u00fang c\u1ee7a m\u00ecnh.<\/p>\n Sau khi \u0111\u00e3 bi\u1ebft c\u00e1ch t\u1ea1o d\u00e0n xi\u00ean mi\u1ec5n ph\u00ed<\/strong>, ng\u01b0\u1eddi ch\u01a1i c\u0169ng n\u00ean \u0111\u1ecdc qua m\u1ed9t s\u1ed1 kinh nghi\u1ec7m c\u1ee7a nh\u1eefng ng\u01b0\u1eddi ch\u01a1i \u0111i tr\u01b0\u1edbc t\u1ed5ng h\u1ee3p l\u1ea1i \u0111\u1ec3 c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng sai l\u1ea7m v\u00e0 n\u00e2ng cao c\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng cho m\u00ecnh.<\/p>\n M\u1ed9t s\u1ed1 c\u1eb7p l\u00f4 th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n c\u00f9ng nhau m\u00e0 b\u1ea5t c\u1ee9 cao th\u1ee7 l\u00f4 \u0111\u1ec1 n\u00e0o c\u0169ng n\u1eb1m l\u00f2ng. Ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 tham kh\u1ea3o: 11 – 44, 43 – 66, 33 – 65 – 66, 52 – 22, 76, 47. Ng\u01b0\u1eddi ch\u01a1i c\u0169ng c\u00f3 th\u1ec3 theo d\u00f5i, n\u1ebfu h\u00f4m nay v\u1ec1 97 th\u00ec c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc v\u00e0o ti\u1ec1n con 73 – 77. H\u00f4m nay xu\u1ea5t hi\u1ec7n 18 th\u00ec c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc 97 ho\u1eb7c 99 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n Ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 l\u1ea5y con s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2 l\u00e0m t\u1ed5ng \u0111\u00e1nh xi\u00ean trong tu\u1ea7n \u0111\u00f3. C\u00e1ch n\u00e0y c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 xi\u00ean c\u1ea3 tu\u1ea7n v\u00e0 c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh.<\/p>\n \u0110\u00e1nh l\u00f4 xi\u00ean th\u00ec \u0111i\u1ec1u kh\u00f4ng th\u1ec3 b\u1ecf qua ch\u00ednh l\u00e0 \u0111\u1ec3 \u00fd \u0111\u1ebfn nh\u1eefng c\u1eb7p l\u00f4 hay r\u1ee7 nhau c\u00f9ng xu\u1ea5t hi\u1ec7n. Lu\u00f4n lu\u00f4n c\u00f3 nh\u1eefng b\u1ed9 s\u1ed1 xu\u1ea5t hi\u1ec7n c\u00f9ng nhau. \u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng b\u1ed9 s\u1ed1 n\u00e0y, ng\u01b0\u1eddi ch\u01a1i ngo\u00e0i theo d\u00f5i trong th\u1eddi gian d\u00e0i th\u00ec c\u00f2n c\u00f3 th\u1ec3 tham kh\u1ea3o kinh nghi\u1ec7m \u0111\u01b0\u1ee3c \u0111\u00fac k\u1ebft t\u1eeb nh\u1eefng h\u1ed9i vi\u00ean<\/p>\n Ngo\u00e0i ra ng\u01b0\u1eddi ch\u01a1i c\u00f2n c\u00f3 th\u1ec3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p b\u1ea1c nh\u1edb kh\u00e1c \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n v\u00e0 sau \u0111\u00f3 t\u1ef1 t\u1ea1o d\u00e0n xi\u00ean mi\u1ec5n ph\u00ed cho m\u00ecnh. C\u00e1c c\u00f4ng c\u1ee5 T\u1ea1o d\u00e0n 2D, c\u00e1ch gh\u00e9p xi\u00ean 2 ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam T\u1ea1i \u0110\u00e2y.<\/p>\n H\u1ed9i vi\u00ean c\u0169ng c\u00f3 th\u1ec3 xem C\u00e1ch t\u00ecm d\u00e0n \u0111\u1ec1 \u0103n ch\u1eafc 36 s\u1ed1. Kinh nghi\u1ec7m b\u1eaft l\u00f4 \u0111\u1ec1 mi\u1ec5n ph\u00ed nh\u1eb1m n\u00e2ng cao kh\u1ea3 n\u0103ng tr\u00fang th\u01b0\u1edfng.<\/p>\n To\u00e0n b\u1ed9 h\u01b0\u1edbng d\u1eabn gi\u00fap qu\u00fd h\u1ed9i vi\u00ean t\u1ea1o d\u00e0n xi\u00ean mi\u1ec5n ph\u00ed<\/strong> . V\u00e0 chu\u1ea9n nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong b\u00e0i vi\u1ebft. Tin r\u1eb1ng v\u1edbi nh\u1eefng h\u01b0\u1edbng d\u1eabn n\u00e0y, qu\u00fd h\u1ed9i vi\u00ean c\u00f3 th\u1ec3 thao t\u00e1c . M\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0nh. Ch\u00fac qu\u00fd h\u1ed9i vi\u00ean s\u1ebd c\u00f3 nh\u1eefng d\u00e0n xi\u00ean may m\u1eafn nh\u1ea5t.<\/p>\n<\/div>\n<\/div>\n2. T\u1ea1i sao ch\u01a1i d\u00e0n l\u00f4 xi\u00ean l\u1ea1i \u0111\u01b0\u1ee3c \u01b0a th\u00edch?<\/h2>\n
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3. M\u1ed9t s\u1ed1 kinh nghi\u1ec7m ch\u01a1i d\u00e0n l\u00f4 xi\u00ean t\u1eeb ng\u01b0\u1eddi ch\u01a1i<\/strong><\/h2>\n
\u0110\u00e1nh l\u00f4 xi\u00ean b\u1ea1c nh\u1edb<\/span><\/strong><\/em><\/h3>\n
B\u1eaft l\u00f4 xi\u00ean qua c\u1ea7u gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2<\/span><\/strong><\/em><\/h3>\n
Gh\u00e9p l\u00f4 xi\u00ean b\u1eb1ng c\u00e1c c\u1eb7p l\u00f4 hay \u0111i c\u00f9ng nhau<\/strong><\/em><\/span><\/h3>\n
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ch\u1ed1t s\u1ed1 c\u1ea7u \u0111\u1eb9p cao c\u1ea5p<\/span><\/strong><\/h4>\n