{"id":78,"date":"2024-04-15T15:11:26","date_gmt":"2024-04-15T15:11:26","guid":{"rendered":"https:\/\/soicaumbsieuchuan.com\/?p=78"},"modified":"2024-04-15T15:11:26","modified_gmt":"2024-04-15T15:11:26","slug":"soi-cau-3-cang-tu-tin-lay-so-va-chot-la-se-an","status":"publish","type":"post","link":"https:\/\/soicaumbsieuchuan.com\/soi-cau-3-cang-tu-tin-lay-so-va-chot-la-se-an\/","title":{"rendered":"soi cau 3 cang t\u1ef1 tin l\u1ea5y s\u1ed1 v\u00e0 ch\u1ed1t l\u00e0 s\u1ebd \u0103n"},"content":{"rendered":"\n

M\u00f4 t\u1ea3: Th\u1ef1c hi\u1ec7n soi cau 3 cang <\/strong>nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 vi\u1ec7c ch\u01a1i l\u00f4 \u0111\u1ec1 tr\u1edf n\u00ean hi\u1ec7u qu\u1ea3? N\u1ebfu v\u1eabn ch\u01b0a bi\u1ebft c\u00e1ch th\u00ec h\u00e3y tham kh\u1ea3o b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9. <\/p>\n\n\n\n

\u00bb<\/strong><\/mark> soi c\u1ea7u mb chu\u1ea9n nh\u1ea5t hi\u1ec7n nay<\/mark><\/a><\/strong> \u00ab<\/mark><\/strong><\/p>\n\n\n\n

H\u01b0\u1edbng d\u1eabn c\u01b0\u1ee3c th\u1ee7 th\u1ef1c hi\u1ec7n soi c\u1ea7u 3 c\u00e0ng si\u00eau chu\u1ea9n\u00a0<\/strong><\/h2>\n\n\n\n

Th\u1ef1c hi\u1ec7n soi cau 3 cang<\/mark><\/a> <\/strong>nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 vi\u1ec7c ch\u01a1i l\u00f4 \u0111\u1ec1 tr\u1edf n\u00ean hi\u1ec7u qu\u1ea3? L\u00f4 \u0111\u1ec1 3 c\u00e0ng ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u00ec c\u00e1ch ch\u01a1i l\u00f4 \u0111\u1ec1 n\u00e0y mang \u0111\u1ebfn s\u1ef1 th\u00fa v\u1ecb c\u0169ng nh\u01b0 m\u1ee9c tr\u1ea3 c\u01b0\u1ee3c cao. Tuy nhi\u00ean, gi\u1ea3i th\u01b0\u1edfng cao nh\u01b0ng x\u00e1c su\u1ea5t th\u1eafng c\u0169ng s\u1ebd th\u1ea5p. Cho n\u00ean, \u0111\u1ec3 ch\u01a1i hi\u1ec7u qu\u1ea3 th\u00ec ph\u1ea3i bi\u1ebft c\u00e1ch soi c\u1ea7u. V\u00e0 soi nh\u01b0 th\u1ebf n\u00e0o m\u1edbi l\u00e0 chu\u1ea9n? Anh em \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 bi\u1ebft th\u00eam nh\u1eefng c\u00e1ch th\u1ee9c soi c\u1ea7u nh\u00e9.<\/p>\n\n\n\n

V\u1ec1 \u0111\u1ec1 3 c\u00e0ng<\/strong><\/h2>\n\n\n\n

\u0110\u1ec1 ba c\u00e0ng hay c\u1ea7u 3 c\u00e0ng l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 \u0111\u1ec1 m\u00e0 ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u1ef1 \u0111o\u00e1n 3 con s\u1ed1 thay v\u00ec ch\u1ec9 2 con s\u1ed1 nh\u01b0 th\u00f4ng th\u01b0\u1eddng. V\u00e0 v\u00ec ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i d\u1ef1 \u0111o\u00e1n \u0111\u1ebfn 3 con s\u1ed1 n\u00ean x\u00e1c su\u1ea5t th\u1eafng cho \u0111\u1ec1 3 c\u00e0ng s\u1ebd th\u1ea5p. Nh\u01b0ng \u0111i\u1ec1u n\u00e0y c\u0169ng \u0111\u1ed3ng ngh\u0129a l\u00e0 gi\u1ea3i th\u01b0\u1edfng cho \u0111\u1ec1 3 c\u00e0ng s\u1ebd cao h\u01a1n. V\u00e0 c\u0169ng v\u00ec th\u1eafng c\u01b0\u1ee3c cao n\u00ean \u0111\u1ec1 ba c\u00e0ng hi\u1ec7n nay c\u1ef1c k\u1ef3 thu h\u00fat ng\u01b0\u1eddi ch\u01a1i. <\/p>\n\n\n\n

N\u1ebfu nh\u01b0 ch\u01a1i l\u00f4 \u0111\u1ec1 th\u00f4ng th\u01b0\u1eddng th\u00ec ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u1ef1 \u0111o\u00e1n c\u00e1c con s\u1ed1 t\u1eeb 00 t\u1edbi 99. Nh\u01b0ng v\u1edbi \u0111\u1ec1 3 c\u00e0ng th\u00ec ngh\u0129a l\u00e0 ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u1ef1 \u0111o\u00e1n t\u1eeb 000 \u0111\u1ebfn 999. Nh\u01b0 v\u1eady, t\u1ef7 l\u1ec7 th\u1eafng cho \u0111\u1ec1 ba c\u00e0ng s\u1ebd l\u00e0 1:1000. V\u00e0 c\u0169ng v\u00ec t\u1ef7 l\u1ec7 x\u00e1c su\u1ea5t th\u1ea5p n\u00ean \u0111\u1ec1 ba c\u00e0ng s\u1ebd \u0111\u01b0\u1ee3c tr\u1ea3 th\u01b0\u1edfng cao h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi ch\u01a1i l\u00f4 \u0111\u1ec1 th\u00f4ng th\u01b0\u1eddng. C\u0169ng \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u01a1i \u0111\u1ec1 ba c\u00e0ng hi\u1ec7u qu\u1ea3 th\u00ec ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ph\u1ea3i bi\u1ebft th\u1ef1c hi\u1ec7n soi cau 3 c\u00e0ng. <\/strong><\/p>\n\n\n\n

\u0110\u1ec3 th\u1ef1c hi\u1ec7n soi c\u1ea7u cho \u0111\u1ec1 3 c\u00e0ng th\u00ec kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u \u0111\u01a1n gi\u1ea3n. Anh em c\u1ea7n c\u00f3 nh\u1eefng c\u00e1ch th\u1ee9c v\u00e0 k\u1ef9 thu\u1eadt cao h\u01a1n so v\u1edbi soi c\u1ea7u l\u00f4 \u0111\u1ec1 th\u00f4ng th\u01b0\u1eddng ch\u1ec9 v\u1edbi 2 con s\u1ed1. Nh\u01b0ng \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 s\u1ebd qu\u00e1 kh\u00f3 m\u00e0 anh em kh\u00f4ng th\u1ec3 soi c\u1ea7u hi\u1ec7u qu\u1ea3. Anh em c\u1ee9 an t\u00e2m v\u00ec n\u1ed9i dung ti\u1ebfp theo s\u1ebd gi\u1edbi thi\u1ec7u \u0111\u1ebfn anh em c\u00e1c c\u00e1ch th\u1ee9c \u0111\u1ec3 anh em ti\u1ebfn h\u00e0nh soi c\u1ea7u ba c\u00e0ng hi\u1ec7n qu\u1ea3.<\/p>\n\n\n\n

\"soi<\/figure>\n\n\n\n

V\u1ec1 \u0111\u1ec1 3 c\u00e0ng<\/em><\/p>\n\n\n\n

\u00bb<\/strong><\/mark> ch\u1ed1t s\u1ed1 soi c\u1ea7u mb h\u00f4m nay ch\u00ednh x\u00e1c 100<\/mark><\/a><\/strong> \u00ab<\/mark><\/strong><\/p>\n\n\n\n

Gi\u1edbi thi\u1ec7u c\u00e1ch \u0111\u1ec3 soi cau 3 cang hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n\n\n\n

N\u00f3i v\u1ec1 c\u00e1ch c\u00e1ch \u0111\u1ec3 soi cau 3 cang <\/strong>th\u00ec \u0111\u1ea7u ti\u00ean h\u00e3y b\u00e0n v\u1ec1 c\u00e1c chi\u1ebfn thu\u1eadt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec3n h\u00ecnh cho ki\u1ec3u ch\u01a1i l\u00f4 \u0111\u1ec1 n\u00e0y. Hi\u1ec7n nay th\u00ec soi l\u00f4 \u0111\u1ec1 3 c\u00e0ng s\u1ebd bao g\u1ed3m 3 c\u00e1ch th\u1ee9c ch\u00ednh, bao g\u1ed3m c\u00e1c c\u00e1ch th\u1ee9c nh\u01b0 sau:<\/p>\n\n\n\n

D\u00f9ng t\u1ed5ng \u0111\u1ec1<\/strong><\/h3>\n\n\n\n

C\u00e1ch th\u1ee9c \u0111\u1ea7u ti\u00ean v\u00e0 kh\u00e1 ph\u1ed5 bi\u1ebfn \u0111\u00f3 ch\u00ednh l\u00e0 d\u00f9ng quy t\u1eafc t\u1ed5ng \u0111\u1ec1 \u0111\u1ec3 soi c\u1ea7u. Th\u1ef1c ch\u1ea5t th\u00ec t\u1ed5ng \u0111\u1ec1 c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 soi c\u1ea7u 2 c\u00e0ng th\u00f4ng th\u01b0\u1eddng. V\u00e0 m\u1edf r\u1ed9ng ra th\u00ec chi\u1ebfn thu\u1eadt n\u00e0y v\u1eabn ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng hi\u1ec7u qu\u1ea3 cho l\u00f4 \u0111\u1ec1 3 c\u00e0ng. <\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m ch\u00ednh c\u1ee7a chi\u1ebfn thu\u1eadt n\u00e0y l\u00e0 r\u1ea5t d\u1ec5 th\u1ef1c hi\u1ec7n. D\u01b0\u1eddng nh\u01b0 \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u201cqu\u1ed1c d\u00e2n\u201d v\u00ec m\u1ecdi c\u01b0\u1ee3c th\u1ee7 d\u00f9 chuy\u00ean nghi\u1ec7p hay t\u00e2n binh \u0111\u1ec1u c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c. V\u00e0 n\u1ebfu b\u1ea1n th\u1ef1c hi\u1ec7n soi cau 3 cang <\/strong>th\u00ec \u0111\u00e2y l\u00e0 c\u00e1ch n\u00ean \u0111\u01b0\u1ee3c \u01b0u ti\u00ean. <\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m th\u1ee9 hai c\u1ee7a c\u00e1ch th\u1ee9c t\u1ed5ng \u0111\u1ec1 l\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u01b0\u1ee3c cho h\u1ea7u h\u1ebft c\u00e1c ki\u1ec3u l\u00f4. V\u00ed d\u1ee5 nh\u01b0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho l\u00f4 \u0111\u1eb7c bi\u1ec7t, cho l\u00f4 k\u00e9p, cho l\u00f4 nh\u00e1y, cho l\u00f4 kh\u00f4ng r\u01a1i v\u00e0 r\u1ea5t nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p kh\u00e1c. N\u00ean c\u00e1ch th\u1ee9c cho ng\u01b0\u1eddi ch\u01a1i s\u1ef1 linh ho\u1ea1t nh\u1ea5t v\u1eabn l\u00e0 th\u1ef1c hi\u1ec7n ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng \u0111\u1ec1. <\/p>\n\n\n\n

D\u00f9ng b\u1ea1ch nh\u1edb<\/strong><\/h3>\n\n\n\n

B\u1ea1c nh\u1edb c\u0169ng l\u00e0 m\u1ed9t ki\u1ec3u chi\u1ebfn thu\u1eadt ch\u01a1i \u0111em \u0111\u1ebfn \u0111\u1ed9 hi\u1ec7u qu\u1ea3 cao, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong soi cau 3 cang. <\/strong>Tuy nhi\u00ean, v\u1ea5n \u0111\u1ec1 l\u1edbn nh\u1ea5t c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi ch\u01a1i m\u1edbi v\u1edbi r\u1ea5t \u00edt kinh nghi\u1ec7m v\u00e0 k\u1ef9 n\u0103ng. Cho n\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong b\u00e0i vi\u1ebft n\u00e0y. N\u1ebfu anh em t\u00f2 m\u00f2 th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam v\u1ec1 chi\u1ebfn thu\u1eadt b\u1ea1c nh\u1edb qua b\u00e0i vi\u1ebft chia s\u1ebb kh\u00e1c.<\/p>\n\n\n\n

D\u00f9ng ng\u00e0y ch\u1eb5n ng\u00e0y l\u1ebb<\/strong><\/h3>\n\n\n\n

D\u00f9ng ng\u00e0y ch\u1eb5n l\u1ebb cho soi l\u00f4 \u0111\u1ec1 3 c\u00e0ng c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i. C\u00e1ch n\u00e0y c\u0169ng kh\u00e1 d\u1ec5 th\u1ef1c hi\u1ec7n. Ng\u01b0\u1eddi ch\u01a1i ch\u1ec9 c\u1ea7n ch\u1ecdn t\u1ea5t c\u1ea3 nh\u1eefng ng\u00e0y ch\u1eb5n \u0111\u1ec3 soi c\u1ea7u, ho\u1eb7c t\u1ea5t c\u1ea3 nh\u1eefng ng\u00e0y l\u1ebb \u0111\u1ec3 soi c\u1ea7u. C\u00e1ch th\u1ee9c n\u00e0y tuy d\u1ec5 nh\u01b0ng nh\u00ecn chung l\u00e0 kh\u00f4ng t\u1ed1i \u01b0u b\u1eb1ng t\u1ed5ng \u0111\u1ec1 hay b\u1ea1c nh\u1edb. Cho n\u00ean b\u00e0i vi\u1ebft n\u00e0y c\u0169ng s\u1ebd kh\u00f4ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ki\u1ebfn chi\u1ebfn thu\u1eadt ng\u00e0y ch\u1eb5n ng\u00e0y l\u1ebb. <\/p>\n\n\n\n

\"Gi\u1edbi<\/figure>\n\n\n\n

Gi\u1edbi thi\u1ec7u c\u00e1ch \u0111\u1ec3 soi cau 3 cang hi\u1ec7u qu\u1ea3<\/em><\/p>\n\n\n\n

Chi\u1ebfn thu\u1eadt soi cau 3 cang d\u00e0nh cho t\u00e2n binh<\/strong><\/h2>\n\n\n\n

Nh\u01b0 v\u1eady, v\u1edbi 3 chi\u1ebfn thu\u1eadt soi cau 3 cang <\/strong>ch\u00ednh th\u00ec chi\u1ebfn thu\u1eadt t\u1ed5ng \u0111\u1ec1 \u0111\u01b0\u1ee3c xem l\u00e0 mang l\u1ea1i nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u1ea5t. V\u00e0 d\u0129 nhi\u00ean, \u0111\u00e2y l\u00e0 ki\u1ec3u soi c\u1ea7u m\u00e0 c\u00e1c anh em t\u00e2n binh c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n v\u00e0 \u0111\u1ed9 hi\u1ec7u qu\u1ea3 mang l\u1ea1i l\u00e0 r\u1ea5t cao. V\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p soi c\u1ea7u \u0111\u1ec1 3 c\u00e0ng cho ki\u1ec3u ch\u01a1i n\u00e0y:<\/p>\n\n\n\n

Soi 3 c\u00e0ng v\u1edbi gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/strong><\/h3>\n\n\n\n

C\u00e1ch d\u1ec5 nh\u1ea5t m\u00e0 c\u00e1c anh em ng\u01b0\u1eddi ch\u01a1i m\u1edbi c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u00f3 l\u00e0 soi c\u1ea7u l\u00f4 3 c\u00e0ng v\u1edbi gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1edbi chi\u1ebfn thu\u1eadt t\u1ed5ng \u0111\u1ec1. C\u1ee5 th\u1ec3 \u1edf \u0111\u00e2y l\u00e0 b\u1ea1n s\u1ebd d\u00f9ng t\u1ed5ng c\u1ee7a s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. B\u1ea1n c\u1ed9ng t\u1ed5ng v\u00e0 gh\u00e9p v\u1edbi s\u1ed1 \u0111\u1ea7u s\u1ed1 \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c con s\u1ed1 \u0111\u1ec1 3 c\u00e0ng \u0111\u1eb9p. Th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch nh\u01b0 sau:<\/p>\n\n\n\n

V\u00ed d\u1ee5 b\u1ea1n c\u00f3 s\u1ed1 \u0111\u1eb7c bi\u1ec7t l\u00e0 238754. Nh\u01b0 v\u1eady, t\u1ed5ng s\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 \u0111u\u00f4i l\u00e0 2+4=6. B\u1ea1n d\u00f9ng s\u1ed1 6 gh\u00e9p v\u1edbi s\u1ed1 2 v\u00e0 s\u1ed1 4 s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c d\u00e0n c\u00e1c s\u1ed1 l\u00e0: 624 v\u00e0 642, ho\u1eb7c 246 v\u00e0 264, ho\u1eb7c 462 v\u00e0 426. <\/p>\n\n\n\n

Soi 3 c\u00e0ng v\u1edbi l\u00f4 \u0111\u1ec1 k\u00e9p<\/strong><\/h3>\n\n\n\n

C\u00e1c s\u1ed1 \u0111\u1ec1 k\u00e9p 3 c\u00e0ng s\u1ebd g\u1ed3m c\u00e1c s\u1ed1 nh\u01b0 sau: 000, 111, 222, 333, 444, 555, 666, 777, 888, 999. Th\u00ec n\u1ebfu c\u00e1c s\u1ed1 n\u00e0y v\u1ec1 th\u00ec b\u1ea1n s\u1ebd \u00e1p d\u1ee5ng t\u1ed5ng \u0111\u1ec1 \u0111\u1ec3 soi cau 3 cang. <\/strong>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1ebd nh\u01b0 sau:<\/p>\n\n\n\n