{"id":18194,"date":"2024-02-08T08:05:09","date_gmt":"2024-02-08T08:05:09","guid":{"rendered":"https:\/\/soicau1044.minhngocxoso.com\/?p=18194"},"modified":"2024-02-08T08:05:09","modified_gmt":"2024-02-08T08:05:09","slug":"cach-nghien-cuu-lo-de-mien-bac-chac-thang-nhat","status":"publish","type":"post","link":"https:\/\/lobachthu100.com\/cach-nghien-cuu-lo-de-mien-bac-chac-thang-nhat\/","title":{"rendered":"C\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n b\u1eafc ch\u1eafc th\u1eafng nh\u1ea5t"},"content":{"rendered":"

C\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 anh em l\u00f4 th\u1ee7 c\u00f3 th\u1ec3 t\u00ecm ra c\u1eb7p s\u1ed1 \u0111\u1eb9p \u0111\u1ec3 v\u00e0o b\u1edd an to\u00e0n. Trong l\u0129nh v\u1ef1c l\u00f4 \u0111\u1ec1, ngo\u00e0i may m\u1eafn th\u00ec t\u00ednh to\u00e1n l\u00e0 \u0111i\u1ec1u r\u1ea5t c\u1ea7n thi\u1ebft. Hi\u1ec7n nay, c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch nghi\u00ean c\u1ee9u ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u \u0111\u1ec3 anh em c\u00f3 \u0111\u01b0\u1ee3c con s\u1ed1 \u0111\u1eb9p. Tuy nhi\u00ean, \u00e1p d\u1ee5ng ch\u00fang nh\u01b0 th\u1ebf n\u00e0o, v\u1edbi lo\u1ea1i l\u00f4 \u0111\u1ec1 n\u00e0o c\u0169ng r\u1ea5t quan tr\u1ecdng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng c\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc hi\u1ec7u qu\u1ea3 \u0111\u00e3 \u0111\u01b0\u1ee3c cao th\u1ee7 v\u00e0 chuy\u00ean gia ch\u1ee9ng minh, m\u1eddi anh em c\u00f9ng nh\u00e0 c\u00e1i l\u00f4 t\u00f4 online<\/span> \u0111i t\u00ecm hi\u1ec3u chi ti\u1ebft nh\u00e9.<\/p>\n

Nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 h\u1ecdc<\/h2>\n

Mu\u1ed1n b\u1eaft s\u1ed1 chu\u1ea9n th\u00ec tr\u01b0\u1edbc h\u1ebft ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i nghi\u00ean c\u1ee9u th\u00f4ng tin, \u0111i\u1ec1u ki\u1ec7n, th\u1eadm ch\u00ed n\u1ebfu l\u00e0 ng\u01b0\u1eddi gi\u1ecfi c\u00f2n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u00eam ng\u0169 h\u00e0nh b\u00e1t qu\u00e1i, gi\u1ea3i m\u1ed9ng l\u00f4 \u0111\u1ec1<\/span>. T\u1ea5t c\u1ea3 v\u1edbi m\u1ee5c \u0111\u00edch \u0111\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c con s\u1ed1 l\u00f4 t\u00f4 c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang cao nh\u1ea5t. T\u00f9y theo t\u1eebng mi\u1ec1n m\u00e0 c\u00e1ch nghi\u00ean c\u1ee9u n\u00e0y c\u0169ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t.<\/p>\n

M\u1ed9t s\u1ed1 c\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc chu\u1ea9n nh\u1ea5t hi\u1ec7n nay<\/h2>\n

1. Nghi\u00ean c\u1ee9u b\u1eaft l\u00f4 hi\u1ec7u qu\u1ea3 d\u1ef1a v\u00e0o l\u00f4 v\u1ec1 2 \u2013 3 nh\u00e1y<\/h3>\n

Nh\u1eefng cao th\u1ee7, d\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 l\u00e2u n\u0103m \u0111\u00e3 nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1ch \u0111\u00e1nh l\u00f4 \u0111\u1ec1 MB d\u1ef1a v\u00e0o l\u00f4 v\u1ec1 2 \u2013 3 nh\u00e1y. \u0110\u1ed1i v\u1edbi c\u00e1ch b\u1eaft l\u00f4 n\u00e0y, anh em s\u1ebd nghi\u00ean c\u1ee9u, thu th\u1eadp th\u00f4ng tin v\u1ec1 con l\u00f4 n\u1ed5 2 \u2013 3 nh\u00e1y. H\u00f4m sau s\u1ebd theo con li\u1ec1n k\u1ec1 c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc.<\/p>\n

V\u00ed d\u1ee5:<\/span> Nay l\u00f4 v\u1ec1 45, \u0111\u01b0\u1ee3c 2 nh\u00e1y, h\u00f4m sau n\u1ed5 46. Ng\u00e0y ti\u1ebfp theo anh em h\u00e3y theo con 47, nu\u00f4i ti\u1ebfp t\u1ee5c theo s\u1ed1 t\u0103ng d\u1ea7n. N\u1ebfu v\u1ec1 53, h\u00f4m sau 52 ti\u1ebfp theo anh em theo con 51.<\/p>\n

Mu\u1ed1n \u00e1p d\u1ee5ng c\u00e1ch nghi\u00ean c\u1ee9u s\u1ed1 \u0111\u1ec1 MB hi\u1ec7u qu\u1ea3 n\u00e0y th\u00ec anh em ph\u1ea3i theo d\u00f5i KQXS h\u00e0ng ng\u00e0y. Theo d\u00f5i k\u1ebft h\u1ee3p nghi\u00ean c\u1ee9u k\u1ebft qu\u1ea3 \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u1eb7p s\u1ed1 \u0111\u1eb9p nh\u1ea5t nh\u00e9.<\/p>\n

2. Nghi\u00ean c\u1ee9u c\u00e1ch soi c\u1ea7u \u0111\u1ed9ng<\/h3>\n

\u0110\u00e2y c\u0169ng l\u00e0 c\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o anh em \u00e1p d\u1ee5ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i gi\u1ed1ng v\u1edbi c\u00e1ch soi c\u1ea7u l\u00f4 truy\u1ec1n th\u1ed1ng. B\u1edfi c\u00e1ch soi truy\u1ec1n th\u1ed1ng ch\u1ec9 \u00e1p d\u1ee5ng \u0111\u01b0\u1ee3c 1 l\u1ea7n, c\u1eb7p s\u1ed1 \u0111\u00f3 s\u1ebd kh\u00f4ng l\u1eb7p l\u1ea1i. V\u00ec v\u1eady, mu\u1ed1n \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng c\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc n\u00e0y th\u00ec anh em ph\u1ea3i k\u1ebft h\u1ee3p gi\u1eefa ph\u00e2n t\u00edch v\u00e0 th\u1ed1ng k\u00ea.<\/p>\n

Soi c\u1ea7u \u0111\u1ed9ng th\u01b0\u1eddng v\u1ec1 c\u00e1c c\u1eb7p s\u1ed1 theo chu k\u1ef3. Anh em ch\u1ec9 \u0103n \u0111\u01b0\u1ee3c m\u1ed9t v\u00e0i ng\u00e0y s\u1ebd \u0111\u1ee9t, m\u1ea5y ng\u00e0y sau chu k\u1ef3 s\u1ebd quay l\u1ea1i, l\u1eb7p quanh n\u0103m. Do \u0111\u00f3, anh em kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00ednh to\u00e1n qu\u00e1 nhi\u1ec1u nh\u01b0 c\u00e1c c\u00e1ch soi c\u1ea7u truy\u1ec1n th\u1ed1ng. C\u1ea7u \u0111\u1eb9p th\u01b0\u1eddng l\u00e0 \u0111\u1ea7u v\u00e0 \u0111\u00edt 7. C\u1ea7u n\u00e0y th\u01b0\u1eddng ch\u1ea1y trong kho\u1ea3ng 1 \u2013 2 ng\u00e0y sau \u0111\u00f3 ti\u1ebfp t\u1ee5c v\u00e0o nh\u1eefng ng\u00e0y sau.<\/p>\n

3. Nghi\u00ean c\u1ee9u \u0111\u00e1nh theo gi\u1ea3i 4, 5 v\u00e0 G\u0110B<\/h3>\n

\"\"<\/p>\n

N\u00f3i t\u1edbi c\u00e1ch nghi\u00ean c\u1ee9u l\u00f4 \u0111\u1ec1 th\u00ec kh\u00f4ng th\u1ec3 b\u1ecf qua ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. \u0110\u00e2y l\u00e0 c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc hi\u1ec7u qu\u1ea3 \u0111\u01a1n gi\u1ea3n, d\u1ec5 n\u1eafm b\u1eaft. \u0110\u1eb7c bi\u1ec7t, t\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c c\u0169ng r\u1ea5t cao. V\u1edbi c\u00e1ch n\u00e0y, anh em h\u00e3y \u0111\u1ec3 \u00fd nhi\u1ec1u t\u1edbi c\u1ea7u l\u00f4. Th\u1ea5y c\u1ea7u v\u00e0o h\u00e3y theo \u0111\u1ec3 th\u0103m d\u00f2 xem c\u00f3 hi\u1ec7u qu\u1ea3 hay kh\u00f4ng. Tr\u00fang th\u00ec ti\u1ebfp t\u1ee5c theo.<\/p>\n

V\u00ed d\u1ee5:<\/span> \u0110\u1ec1 v\u1ec1 25, gi\u1ea3i 4, 5 c\u0169ng v\u1ec1 c\u1eb7p s\u1ed1 n\u00e0y th\u00ec 2 s\u1ed1 c\u00f2n l\u1ea1i s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 n\u1ed5 r\u1ea5t cao. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n