C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc<\/strong><\/span><\/em> lu\u00f4n d\u00e0nh chi\u1ebfn th\u1eafng nh\u01b0 th\u1ebf n\u00e0o ? ch\u00fang t\u00f4i <\/b>chia s\u1ebb b\u00ed k\u00edp tr\u00fang l\u00f4 xi\u00ean 2, xi\u00ean 3 si\u00eau l\u1ee3i nhu\u1eadn cho c\u00e1c b\u1ea1n \u0111am m\u00ea s\u1ed1 \u0111\u1ec1. Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh l\u00f4 xi\u00ean ch\u01b0a bao gi\u1edd thua chu\u1ea9n nh\u1ea5t hi\u1ec7n nay.<\/p>\n Ch\u00fang ta \u0111\u1ec1u bi\u1ebft, theo c\u00e1ch t\u00ednh x\u00e1c xu\u1ea5t l\u00f4 \u0111\u1ec1 th\u00ec vi\u1ec7c tr\u00fang l\u00f4 \u0111\u00e3 kh\u00f3. Ch\u01b0a n\u00f3i \u0111\u1ebfn l\u00f4 xi\u00ean 2 hay xi\u00ean 3 l\u1ea1i c\u00e0ng kh\u00f3 h\u01a1n r\u1ea5t nhi\u1ec1u l\u1ea7n. V\u1eady b\u00ed k\u00edp n\u00e0o gi\u00fap ch\u00fang ta \u0111\u00e1nh l\u00f4 xi\u00ean c\u00f3 t\u1ec9 l\u1ec7 tr\u00fang cao ? Soi c\u1ea7u l\u00f4<\/strong> nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ed1t l\u00f4 xi\u00ean ch\u00ednh x\u00e1c. C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc ra sao \u2026. V\u00f4 v\u00e0n c\u00e2u h\u1ecfi c\u1ee7a c\u00e1c b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p ch\u1ec9 trong b\u00e0i vi\u1ebft n\u00e0y.<\/p>\n Nh\u01b0 trong b\u00e0i vi\u1ebft c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1<\/strong> \u0111\u00e3 ch\u1ec9 r\u00f5. L\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc c\u00f3 t\u1ea5t c\u1ea3 27 gi\u1ea3i, x\u00e1c su\u1ea5t \u0111\u1ec3 tr\u00fang 1 con l\u00f4 l\u00e0 23,76%. Nh\u01b0 v\u1eady \u0111\u1ec3 tr\u00fang \u0111\u01b0\u1ee3c 1 con l\u00f4 \u0111\u00e3 r\u1ea5t kh\u00f3. V\u00ec b\u00ecnh qu\u00e2n ch\u00fang ta ph\u1ea3i \u0111\u00e1nh \u00edt nh\u1ea5t 5 s\u1ed1 m\u1edbi tr\u00fang \u0111\u01b0\u1ee3c 1 s\u1ed1.<\/p>\n C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2 v\u00e0 xi\u00ean 3 \u0111\u01b0\u1ee3c t\u00ednh nh\u01b0 sau:<\/p>\n Tr\u00fang L\u00f4 Xi\u00ean 2: 23,76% x 23,76% = 0,0564 = 5.6%.<\/p>\n Tr\u00fang L\u00f4 Xi\u00ean 3: 21,5% x 21,5% x 21,5% = 0.0134 = 1.34%.<\/p>\n Th\u00f4ng th\u01b0\u1eddng khi \u0111\u00e1nh b\u00ean ngo\u00e0i th\u00ec xi\u00ean 2 s\u1ebd \u0103n 10 v\u00e0 xi\u00ean 3 \u0103n 40. Th\u1ef1c t\u1ebf th\u00ec ch\u1ee7 l\u00f4 th\u1ea7u \u0111\u1ec1<\/strong> l\u00e3i r\u1ea5t cao, c\u1ef1c k\u1ef3 cao.<\/p>\n Nh\u01b0 c\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc \u0111\u01b0\u1ee3c t\u00ednh x\u00e1c su\u1ea5t tr\u00fang b\u00ean tr\u00ean l\u00e0 r\u1ea5t th\u1ea5p. V\u00ec v\u1eady, theo ph\u01b0\u01a1ng ph\u00e1p ch\u00fang t\u00f4i chia s\u1ebb b\u00ean d\u01b0\u1edbi c\u00e1c b\u1ea1n ph\u1ea3i c\u00f3 s\u1ed1 v\u1ed1n c\u1ea7n thi\u1ebft. Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, kh\u00f4ng ph\u1ea3i \u0111\u00e1nh duy nh\u1ea5t 1 ng\u00e0y l\u00e0 tr\u00fang \u0111\u01b0\u1ee3c ngay. C\u00e1c b\u1ea1n c\u1ea7n hi\u1ec3u \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 n\u00e0y tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng. Theo nh\u1eadn \u0111\u1ecbnh c\u1ee7a ch\u00fang t\u00f4i, t\u1ec9 l\u1ec7 tr\u00fang xi\u00ean 2 v\u00e0 xi\u00ean 3 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 69%.<\/p>\n <\/p>\n Ch\u00fang ta s\u1ebd c\u00f3 4 ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 xi\u00ean c\u00f3 t\u1ec9 l\u1ec7 ch\u00ednh x\u00e1c r\u1ea5t cao. C\u00e1c b\u1ea1n c\u1ea7n xem to\u00e0n b\u1ed9 n\u1ed9i dung c\u1ee7a 4 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. Sau \u0111\u00f3, h\u00e3y ph\u00e2n t\u00edch ch\u00e9o \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u1eb7p xi\u00ean 2 ho\u1eb7c xi\u00ean 3 chu\u1ea9n nh\u1ea5t.<\/p>\n Theo k\u1ebft qu\u1ea3 xsmb h\u00e0ng ng\u00e0y. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c t\u00ednh trong h\u01a1n 2 n\u0103m tr\u1edf l\u1ea1i \u0111\u00e2y. C\u00e1c c\u1eb7p l\u00f4 xi\u00ean h\u00e0ng ng\u00e0y hay v\u1ec1 nh\u1ea5t l\u00e0: 37-73, 56-65, 75-79-92<\/strong><\/span>. C\u00e1c c\u1eb7p xi\u00ean n\u00e0y kh\u00f4ng ra c\u00f9ng l\u00fac m\u00e0 l\u1ea7n l\u01b0\u1ee3t ra theo th\u1eddi gian.<\/p>\n Nh\u01b0 v\u1eady, c\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc c\u00e1c b\u1ea1n h\u00e3y ch\u00fa \u00fd c\u00e1c c\u1eb7p l\u00f4 b\u00ean tr\u00ean. Khi soi c\u1ea7u l\u00f4 xi\u00ean, \u0111\u1eebng b\u1ecf qua c\u1ea7u c\u00f3 c\u00e1c c\u1eb7p s\u1ed1 n\u00e0y.<\/p>\n Sau khi th\u1ed1ng k\u00ea t\u1eeb k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 trong h\u01a1n 2 n\u0103m. Ch\u00fang t\u00f4i nh\u1eadn th\u1ea5y c\u00f3 nh\u1eefng c\u1eb7p l\u00f4 xi\u00ean r\u1ea5t hay \u0111i chung v\u1edbi nhau. C\u1ee5 th\u1ec3:<\/p>\n \u0110\u00e2y c\u0169ng l\u00e0 nh\u1eefng c\u1eb7p s\u1ed1 r\u1ea5t \u0111\u1eb9p \u0111\u1ec3 b\u1ea1n soi c\u1ea7u l\u00f4 xi\u00ean c\u1ea7n ph\u1ea3i ch\u00fa \u00fd. C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc kh\u00f4ng th\u1ec3 b\u1ecf qua nh\u1eefng c\u1eb7p s\u1ed1 n\u00e0y khi soi c\u1ea7u l\u00f4 xi\u00ean.<\/p>\n D\u1ef1a v\u00e0o nh\u1eefng d\u1eef li\u1ec7u soi c\u1ea7u b\u1ea1ch th\u1ee7, ch\u00fang t\u00f4i nh\u1eadn th\u1ea5y nh\u1eefng c\u1eb7p xi\u00ean 2 v\u00e0 d\u00e0n l\u00f4 \u0111\u1ec1 r\u1ea5t hay v\u1ec1. Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p ch\u00fang t\u00f4i hay s\u1eed d\u1ee5ng b\u1ea3ng d\u1eef li\u1ec7u n\u00e0y \u0111\u1ec3 th\u1ef1c hi\u1ec7n soi c\u1ea7u xsmb<\/strong>.<\/p>\n Nh\u01b0 v\u1eady, t\u1ec9 l\u1ec7 c\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc ch\u00ednh x\u00e1c nh\u1ea5t lu\u00f4n n\u1eb1m \u1edf vi\u1ec7c h\u00f4m tr\u01b0\u1edbc ra con g\u00ec th\u00ec h\u00f4m sau s\u1ebd ra con \u0111\u00f3. C\u00e1ch soi c\u1ea7u n\u00e0y t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn gi\u1edd v\u1eabn lu\u00f4n ch\u00ednh x\u00e1c, ch\u01b0a bao gi\u1edd thua.<\/p>\n D\u1ef1a v\u00e0o kinh nghi\u1ec7m soi c\u1ea7u h\u00e0ng ng\u00e0y. Ch\u00fang t\u00f4i lu\u00f4n note l\u1ea1i nh\u1eefng b\u00ed quy\u1ebft, nh\u1eadn \u0111\u1ecbnh v\u00e0 kinh nghi\u1ec7m \u0111\u00e1nh \u0111\u1ec1<\/strong>. Sau \u0111\u00f3 s\u1ebd chia s\u1ebb h\u1ebft cho c\u00e1c b\u1ea1n. B\u00ean d\u01b0\u1edbi l\u00e0 nh\u1eefng b\u00ed k\u00edp ch\u01b0a ai chia s\u1ebb.<\/p>\n M\u01b0a gi\u00f3 t\u1ea1i tr\u1eddi v\u00e0 tr\u00fang l\u00f4 xi\u00ean 2, xi\u00ean 3 l\u00e0 vi\u1ec7c c\u1ee7a m\u1ea5y ng\u01b0\u1eddi soi c\u1ea7u. Ch\u00fang ta kh\u00f4ng th\u1ec3 tr\u00fang l\u00f4 xi\u00ean m\u00e0 kh\u00f4ng soi c\u1ea7u. C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc<\/strong> tr\u00fang xi\u00ean 2 hay xi\u00ean 3 t\u00f9y thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o vi\u1ec7c soi c\u1ea7u b\u00ean tr\u00ean.<\/p>\n H\u00e0ng ng\u00e0y, ch\u00fang t\u00f4i <\/strong>\u0111\u1ec1u s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ec3 t\u00ecm s\u1ed1 \u0111\u00e1nh l\u00f4, \u0111\u00e1nh \u0111\u1ec1. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 b\u1ea1ch th\u1ee7 n\u00e0y r\u1ea5t ch\u00ednh x\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng. Ch\u00fang t\u00f4i mong r\u1eb1ng c\u00e1c b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 may m\u1eafn \u0111\u1ec3 lu\u00f4n d\u00e0nh chi\u1ebfn th\u1eafng.<\/p>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n <\/main> D\u1ef0 \u0110O\u00c1N CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 MB<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 2 NH\u00c1Y MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 K\u00c9P MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N SONG TH\u1ee6 L\u00d4 K\u00c9P MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N B\u1ea0CH TH\u1ee6 \u0110\u1ec0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N SONG TH\u1ee6 \u0110\u1ec0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N \u0110\u1ec0 4 S\u1ed0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N \u0110\u1ec0 6 S\u1ed0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N \u0110\u1ec0 8 S\u1ed0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N \u0110\u1ec0 10 S\u1ed0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 4 S\u1ed0 MB<\/strong><\/a><\/span><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 6 S\u1ed0 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 8 S\u1ed0 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 2 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 3 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 4 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N 3 C\u00c0NG MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N 3 C\u00c0NG 2 S\u1ed0 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N D\u00c0N L\u00d4 10 S\u1ed0 MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N \u0110\u1ec0 \u0110\u1ea6U \u0110U\u00d4I MB<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N X\u1ec9u Ch\u1ee7 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N GI\u1ea2I 8 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N BAO L\u00d4 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N C\u1eb7p X\u1ec9u Ch\u1ee7 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N L\u00d4 3 S\u1ed0 MN<\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N X\u1ec9u Ch\u1ee7 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N GI\u1ea2I 8 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N BAO L\u00d4 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N C\u1eb7p X\u1ec9u Ch\u1ee7 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MT<\/span><\/strong><\/a><\/p>\n D\u1ef0 \u0110O\u00c1N CHU\u1ea8N L\u00d4 3 S\u1ed0 MT<\/span><\/strong><\/a><\/p>\nC\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc ch\u00ednh x\u00e1c b\u1ea1ch th\u1ee7 l\u1ee3i nhu\u1eadn cao<\/h2>\n
I. C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean<\/h2>\n
II. C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc t\u1eeb c\u00e1c con s\u1ed1 hay v\u1ec1 c\u00f9ng nhau<\/h2>\n
1. Th\u1ed1ng k\u00ea l\u00f4 xi\u00ean hay ra nh\u1ea5t<\/h3>\n
2. C\u00e1c c\u1eb7p l\u00f4 xi\u00ean hay \u0111i v\u1edbi nhau nh\u1ea5t<\/h3>\n
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3. Soi c\u1ea7u l\u00f4 xi\u00ean mi\u1ec1n b\u1eafc<\/h3>\n
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4. Kinh nghi\u1ec7m soi c\u1ea7u b\u1ea1ch th\u1ee7 l\u00f4 xi\u00ean<\/h3>\n
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K\u1ebft Th\u00fac<\/h2>\n
\n<\/p>\n\u00a0S\u1ed0 CHU\u1ea8N MI\u1ec0N B\u1eaeC CAO C\u1ea4P<\/span><\/h2>\n<\/div>\n
S\u1ed0 CHU\u1ea8N MI\u1ec0N B\u1eaeC V\u00cdP<\/span><\/h2>\n<\/div>\n
S\u1ed0 CHU\u1ea8N MI\u1ec0N NAM V\u00cdP<\/span><\/h2>\n<\/div>\n
S\u1ed0 CHU\u1ea8N MI\u1ec0N TRUNG V\u00cdP<\/span><\/h2>\n<\/div>\n