{"id":9424,"date":"2026-03-30T14:11:29","date_gmt":"2026-03-30T06:11:29","guid":{"rendered":"https:\/\/www.kpai1.cn\/?p=9424"},"modified":"2026-03-30T14:11:34","modified_gmt":"2026-03-30T06:11:34","slug":"%e5%b7%ae%e4%bb%b7%e5%90%88%e7%ba%a6%e6%9d%a0%e6%9d%86%e6%9c%ba%e5%88%b6%ef%bc%8c%e4%b8%80%e6%ac%a1%e8%ae%b2%e9%80%8f%e9%a3%8e%e9%99%a9%e7%ae%a1%e7%90%86%e7%9a%84%e5%ba%95%e5%b1%82%e9%80%bb%e8%be%91","status":"publish","type":"post","link":"https:\/\/www.kpai1.cn\/vi\/luu-tru\/9424","title":{"rendered":"C\u01a1 ch\u1ebf \u0111\u00f2n b\u1ea9y trong h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch gi\u00e1: Gi\u1ea3i th\u00edch c\u1eb7n k\u1ebd logic c\u01a1 b\u1ea3n c\u1ee7a qu\u1ea3n l\u00fd r\u1ee7i ro"},"content":{"rendered":"

B\u1ea1n c\u00f3 th\u1ec3 ngh\u0129 r\u1eb1ng kh\u00f3 kh\u0103n trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) n\u1eb1m \u1edf vi\u1ec7c \u201c\u0111o\u00e1n \u0111\u00fang xu h\u01b0\u1edbng\u201d, nh\u01b0ng sau \u0111\u00f3 m\u1edbi nh\u1eadn ra r\u1eb1ng hai y\u1ebfu t\u1ed1 sau \u0111\u00e2y m\u1edbi ch\u00ednh l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn ng\u01b0\u1eddi ta v\u1ea5p ng\u00e3: th\u1ee9 nh\u1ea5t l\u00e0 s\u1ef1 hi\u1ec3u l\u1ea7m v\u1ec1 \u0111\u00f2n b\u1ea9y, th\u1ee9 hai l\u00e0 vi\u1ec7c coi th\u01b0\u1eddng r\u1ee7i ro. Nh\u1eefng dao \u0111\u1ed9ng nh\u1ecf tr\u00ean m\u00e0n h\u00ecnh, khi k\u1ebft h\u1ee3p v\u1edbi \u0111\u00f2n b\u1ea9y, s\u1ebd khu\u1ebfch \u0111\u1ea1i c\u1ea3m x\u00fac, \u0111\u1ea9y nhanh quy\u1ebft \u0111\u1ecbnh v\u00e0 khi\u1ebfn nh\u1eefng sai l\u1ea7m tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n bao gi\u1edd h\u1ebft.<\/p>\n

Chuy\u00ean m\u1ee5c T\u00e0i ch\u00ednh H\u00e0nh vi c\u1ee7a WMAX kh\u00f4ng nh\u1eb1m m\u1ee5c \u0111\u00edch k\u00edch th\u00edch b\u1ea1n \u0111\u1eb7t l\u1ec7nh b\u1eb1ng nh\u1eefng k\u1ebft lu\u1eadn g\u00e2y s\u1ed1c, m\u00e0 l\u00e0 l\u00e0m r\u00f5 \u201cnh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n d\u1ec5 b\u1ecb b\u1ecf qua nh\u1ea5t trong giao d\u1ecbch\u201d: \u0110\u00f2n b\u1ea9y th\u1ef1c s\u1ef1 \u0111ang khu\u1ebfch \u0111\u1ea1i \u0111i\u1ec1u g\u00ec? T\u1ea1i sao ti\u1ec1n k\u00fd qu\u1ef9 l\u1ea1i khi\u1ebfn ng\u01b0\u1eddi ta d\u1ec5 h\u00e0nh \u0111\u1ed9ng b\u1ed1c \u0111\u1ed3ng h\u01a1n? T\u1ea1i sao qu\u1ea3n l\u00fd r\u1ee7i ro kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t kh\u1ea9u hi\u1ec7u, m\u00e0 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u00e1c bi\u1ec7n ph\u00e1p c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf.<\/p>\n

1) H\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) v\u00e0 \u0111\u00f2n b\u1ea9y: B\u1ea1n \u0111ang giao d\u1ecbch s\u1ef1 bi\u1ebfn \u0111\u1ed9ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u201cs\u1edf h\u1eefu\u201d<\/p>\n

C\u1ed1t l\u00f5i c\u1ee7a h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch gi\u00e1 (CFD) l\u00e0 giao d\u1ecbch d\u1ef1a tr\u00ean bi\u1ebfn \u0111\u1ed9ng gi\u00e1: b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i th\u1ef1c s\u1ef1 s\u1edf h\u1eefu t\u00e0i s\u1ea3n c\u01a1 s\u1edf, m\u00e0 k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch gi\u1eefa gi\u00e1 m\u1edf v\u1ecb th\u1ebf v\u00e0 gi\u00e1 \u0111\u00f3ng v\u1ecb th\u1ebf. M\u1eb7c d\u00f9 c\u00e1c t\u00e0i s\u1ea3n c\u01a1 s\u1edf c\u00f3 th\u1ec3 r\u1ea5t \u0111a d\u1ea1ng, nh\u01b0ng logic c\u01a1 b\u1ea3n v\u1eabn gi\u1ed1ng nhau \u2014 b\u1ea1n \u0111ang tham gia v\u00e0o ch\u00ednh s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a gi\u00e1. Ch\u00ednh v\u00ec l\u00fd do n\u00e0y, \u0111\u00f2n b\u1ea9y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u01a1 ch\u1ebf: s\u1eed d\u1ee5ng m\u1ed9t kho\u1ea3n k\u00fd qu\u1ef9 nh\u1ecf \u0111\u1ec3 m\u1edf m\u1ed9t v\u1ecb th\u1ebf danh ngh\u0129a l\u1edbn h\u01a1n, t\u1eeb \u0111\u00f3 khi\u1ebfn c\u00f9ng m\u1ed9t m\u1ee9c bi\u1ebfn \u0111\u1ed9ng gi\u00e1 t\u1ea1o ra t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp h\u01a1n \u0111\u1ebfn t\u00e0i kho\u1ea3n.<\/p>\n

Nhi\u1ec1u ng\u01b0\u1eddi khi l\u1ea7n \u0111\u1ea7u ti\u1ebfp x\u00fac v\u1edbi \u0111\u00f2n b\u1ea9y th\u01b0\u1eddng b\u1ecb thu h\u00fat b\u1edfi c\u1ea3m gi\u00e1c \u201c\u0111\u1ea7u t\u01b0 \u00edt, thu v\u1ec1 nhi\u1ec1u\u201d, nh\u01b0ng l\u1ea1i b\u1ecf qua \u0111i\u1ec3m m\u1ea5u ch\u1ed1t: \u0111\u00f2n b\u1ea9y kh\u00f4ng bao gi\u1edd khu\u1ebfch \u0111\u1ea1i kh\u1ea3 n\u0103ng ph\u00e1n \u0111o\u00e1n c\u1ee7a b\u1ea1n, m\u00e0 ch\u1ec9 l\u00e0m gia t\u0103ng bi\u1ebfn \u0111\u1ed9ng l\u1ee3i nhu\u1eadn\/l\u1ed7 v\u00e0 \u00e1p l\u1ef1c t\u00e2m l\u00fd. Trong t\u00e0i ch\u00ednh h\u00e0nh vi c\u00f3 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn: khi k\u00edch th\u00edch t\u0103ng l\u00ean, n\u00e3o b\u1ed9 con ng\u01b0\u1eddi c\u00f3 xu h\u01b0\u1edbng thay th\u1ebf \u201csuy ngh\u0129 ch\u1eadm\u201d b\u1eb1ng \u201cph\u1ea3n \u1ee9ng nhanh\u201d. Do \u0111\u00f3, b\u1ea1n s\u1ebd theo d\u00f5i th\u1ecb tr\u01b0\u1eddng th\u01b0\u1eddng xuy\u00ean h\u01a1n, d\u1ec5 b\u1ecb dao \u0111\u1ed9ng ng\u1eafn h\u1ea1n k\u00edch \u0111\u1ed9ng c\u1ea3m x\u00fac h\u01a1n v\u00e0 kh\u00f3 th\u1ef1c hi\u1ec7n theo k\u1ebf ho\u1ea1ch ban \u0111\u1ea7u h\u01a1n. \u0110\u00f2n b\u1ea9y kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ed9i nguy\u00ean th\u1ee7y, nh\u01b0ng n\u00f3 s\u1ebd l\u00e0m n\u1ed5i b\u1eadt nh\u1eefng \u0111i\u1ec3m y\u1ebfu trong b\u1ea3n ch\u1ea5t con ng\u01b0\u1eddi m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng h\u01a1n.<\/p>\n

2) Ti\u1ec1n k\u00fd qu\u1ef9 v\u00e0 \u0111\u00f3ng v\u1ecb th\u1ebf b\u1eaft bu\u1ed9c: R\u1ee7i ro kh\u00f4ng ph\u1ea3i l\u00e0 \u201cl\u1ed7 bao nhi\u00eau\u201d, m\u00e0 l\u00e0 \u201cc\u00f3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c hay kh\u00f4ng\u201d<\/p>\n

Trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD), k\u00fd qu\u1ef9 gi\u1ed1ng nh\u01b0 m\u1ed9t \u201cv\u00e9 v\u00e0o c\u1eeda\u201d: b\u1ea1n s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 duy tr\u00ec v\u1ecb th\u1ebf v\u00e0 ch\u1ecbu \u0111\u1ef1ng nh\u1eefng bi\u1ebfn \u0111\u1ed9ng l\u00e3i l\u1ed7 do bi\u1ebfn \u0111\u1ed9ng gi\u00e1 g\u00e2y ra. Khi th\u1ecb tr\u01b0\u1eddng di chuy\u1ec3n theo h\u01b0\u1edbng b\u1ea5t l\u1ee3i, s\u1ed1 k\u00fd qu\u1ef9 kh\u1ea3 d\u1ee5ng trong t\u00e0i kho\u1ea3n s\u1ebd li\u00ean t\u1ee5c b\u1ecb ti\u00eau hao, v\u00e0 n\u1ec1n t\u1ea3ng th\u01b0\u1eddng \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u v\u1ec1 m\u1ee9c k\u00fd qu\u1ef9. M\u1ed9t khi ch\u1ea1m \u0111\u1ebfn ng\u01b0\u1ee1ng r\u1ee7i ro nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t c\u1ea3nh b\u00e1o b\u1ed5 sung k\u00fd qu\u1ef9, th\u1eadm ch\u00ed d\u1eabn \u0111\u1ebfn vi\u1ec7c \u0111\u00f3ng v\u1ecb th\u1ebf b\u1eaft bu\u1ed9c. \u0110i\u1ec1u n\u00e0y nh\u1eafc nh\u1edf b\u1ea1n: giao d\u1ecbch kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn xu h\u01b0\u1edbng, m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn vi\u1ec7c b\u1ea1n c\u00f3 d\u00e0nh \u0111\u1ee7 kh\u00f4ng gian cho s\u1ef1 bi\u1ebfn \u0111\u1ed9ng hay kh\u00f4ng.<\/p>\n

Nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng m\u1eafc sai l\u1ea7m khi hi\u1ec3u r\u1ee7i ro l\u00e0 \u201ct\u00f4i c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn thua l\u1ed7 t\u1ed1i \u0111a bao nhi\u00eau\u201d, m\u00e0 kh\u00f4ng nh\u1eadn ra v\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf h\u01a1n l\u00e0 \u201cc\u1ea5u tr\u00fac t\u00e0i kho\u1ea3n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c \u0111\u1ee3t bi\u1ebfn \u0111\u1ed9ng n\u00e0y hay kh\u00f4ng\u201d. \u0110\u00f2n b\u1ea9y c\u00e0ng cao, bi\u00ean \u0111\u1ed9 an to\u00e0n c\u1ee7a k\u00fd qu\u1ef9 c\u00e0ng m\u1ecfng, kho\u1ea3ng dung sai c\u00e0ng h\u1eb9p, v\u00e0 t\u00e2m l\u00fd c\u00e0ng d\u1ec5 b\u1ecb d\u1ed3n v\u00e0o th\u1ebf b\u00ed. WMAX mong b\u1ea1n th\u1ef1c hi\u1ec7n m\u1ed9t vi\u1ec7c tr\u01b0\u1edbc khi m\u1edf v\u1ecb th\u1ebf: bi\u1ebfn r\u1ee7i ro t\u1eeb \u201cc\u1ea3m nh\u1eadn\u201d th\u00e0nh \u201ccon s\u1ed1\u201d. B\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 h\u1ecfi m\u00ecnh ba c\u00e2u: M\u1ee9c s\u1ee5t gi\u1ea3m t\u1ed1i \u0111a m\u00e0 l\u1ec7nh n\u00e0y c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng l\u00e0 bao nhi\u00eau? \u0110i\u1ec1u ki\u1ec7n n\u00e0o s\u1ebd k\u00edch ho\u1ea1t vi\u1ec7c ph\u1ea3i tho\u00e1t l\u1ec7nh? N\u1ebfu bi\u1ebfn \u0111\u1ed9ng b\u1ea5t l\u1ee3i li\u00ean ti\u1ebfp x\u1ea3y ra, li\u1ec7u t\u00f4i c\u00f2n d\u01b0 \u0111\u1ecba \u0111\u1ec3 \u1ee9ng ph\u00f3 hay ch\u1ec9 c\u00f3 th\u1ec3 c\u1ed1 g\u1eafng ch\u1ecbu \u0111\u1ef1ng? Qu\u1ea3n l\u00fd r\u1ee7i ro th\u1ef1c s\u1ef1 th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c \u201ct\u1ea1o l\u1ed1i tho\u00e1t cho ch\u00ednh m\u00ecnh\u201d.<\/p>\n

3) Qu\u1ea3n l\u00fd v\u1ecb th\u1ebf: \u0110\u00f2n b\u1ea9y kh\u00f4ng ph\u1ea3i \u0111\u1ec3 \u201cm\u1edf h\u1ebft c\u1ee1\u201d, m\u00e0 l\u00e0 \u0111\u1ec3 \u201cki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c\u201d<\/p>\n

Khi nh\u1eafc \u0111\u1ebfn v\u1ecb th\u1ebf giao d\u1ecbch, ph\u1ea3n \u1ee9ng \u0111\u1ea7u ti\u00ean c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi l\u00e0 \u201ct\u00f4i mu\u1ed1n ki\u1ebfm nhi\u1ec1u h\u01a1n\u201d, v\u00e0 v\u00ec th\u1ebf h\u1ecd coi \u0111\u00f2n b\u1ea9y nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 t\u0103ng t\u1ed1c; nh\u01b0ng quan \u0111i\u1ec3m ch\u00edn ch\u1eafn h\u01a1n l\u00e0: \u0111\u00f2n b\u1ea9y gi\u1ed1ng nh\u01b0 m\u1ed9t chi\u1ebfc th\u01b0\u1edbc \u0111o c\u00f3 v\u1ea1ch chia chi ti\u1ebft h\u01a1n, gi\u00fap b\u1ea1n th\u1ec3 hi\u1ec7n quan \u0111i\u1ec3m c\u1ee7a m\u00ecnh th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng v\u1ed1n linh ho\u1ea1t h\u01a1n. N\u00f3i c\u00e1ch kh\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn v\u1ecb th\u1ebf nh\u1eb9 h\u01a1n, \u0111i\u1ec3m c\u1eaft l\u1ed7 r\u00f5 r\u00e0ng h\u01a1n v\u00e0 c\u1ea5u tr\u00fac tho\u00e1t l\u1ec7nh c\u1ee5 th\u1ec3 h\u01a1n, thay v\u00ec \u0111\u1eb7t t\u1ea5t c\u1ea3 r\u1ee7i ro v\u00e0o vi\u1ec7c \u201cph\u1ea3i \u0111o\u00e1n \u0111\u00fang xu h\u01b0\u1edbng\u201d. S\u1ef1 ti\u1ec7n l\u1ee3i c\u1ee7a h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) n\u00ean ph\u1ee5c v\u1ee5 cho vi\u1ec7c ki\u1ec3m so\u00e1t, ch\u1ee9 kh\u00f4ng ph\u1ea3i ph\u1ee5c v\u1ee5 cho s\u1ef1 b\u1ed1c \u0111\u1ed3ng.<\/p>\n

C\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 t\u00e0i ch\u00ednh h\u00e0nh vi \u0111\u00e3 nhi\u1ec1u l\u1ea7n ch\u1ee9ng minh m\u1ed9t th\u1ef1c t\u1ebf: con ng\u01b0\u1eddi r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng k\u1ebft qu\u1ea3 b\u1ea5t l\u1ee3i li\u00ean ti\u1ebfp; \u00e1p l\u1ef1c c\u00e0ng l\u1edbn, h\u1ecd c\u00e0ng d\u1ec5 c\u00f3 nh\u1eefng h\u00e0nh \u0111\u1ed9ng phi tuy\u1ebfn t\u00ednh \u2014 ch\u1eb3ng h\u1ea1n nh\u01b0 t\u0103ng v\u1ecb th\u1ebf giao d\u1ecbch \u0111\u1ed9t ng\u1ed9t, thay \u0111\u1ed5i k\u1ebf ho\u1ea1ch li\u00ean t\u1ee5c, ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c l\u1ec7nh giao d\u1ecbch l\u1edbn h\u01a1n \u0111\u1ec3 c\u1ed1 g\u1eafng \u201cl\u1eadt ng\u01b0\u1ee3c t\u00ecnh th\u1ebf\u201d do c\u1ea3m x\u00fac chi ph\u1ed1i. WMAX khuy\u00ean b\u1ea1n n\u00ean chia v\u1ecb th\u1ebf th\u00e0nh ba t\u1ea7ng: v\u1ecb th\u1ebf th\u0103m d\u00f2, v\u1ecb th\u1ebf x\u00e1c nh\u1eadn v\u00e0 v\u1ecb th\u1ebf b\u1ea3o v\u1ec7. V\u1ecb th\u1ebf th\u0103m d\u00f2 d\u00f9ng \u0111\u1ec3 ki\u1ec3m ch\u1ee9ng xem logic c\u00f3 h\u1ee3p l\u00fd hay kh\u00f4ng; v\u1ecb th\u1ebf x\u00e1c nh\u1eadn \u0111\u01b0\u1ee3c b\u1ed5 sung khi t\u00edn hi\u1ec7u \u0111\u1ee7 r\u00f5 r\u00e0ng; c\u00f2n v\u1ecb th\u1ebf b\u1ea3o v\u1ec7 th\u00ec nghi\u00eam ng\u1eb7t h\u1ea1n ch\u1ebf r\u1ee7i ro, gi\u00fap b\u1ea1n duy tr\u00ec kh\u1ea3 n\u0103ng h\u00e0nh \u0111\u1ed9ng ngay c\u1ea3 trong t\u00ecnh hu\u1ed1ng x\u1ea5u nh\u1ea5t. \u00dd ngh\u0129a c\u1ee7a vi\u1ec7c chia v\u1ecb th\u1ebf kh\u00f4ng ph\u1ea3i \u0111\u1ec3 ch\u1ee9ng t\u1ecf b\u1ea1n t\u00e1o b\u1ea1o \u0111\u1ebfn m\u1ee9c n\u00e0o, m\u00e0 l\u00e0 \u0111\u1ec3 b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng b\u1ec1n v\u1eefng trong b\u1ed1i c\u1ea3nh kh\u00f4ng ch\u1eafc ch\u1eafn.<\/p>\n

\"C\u1eadn<\/p>\n

4) C\u1eaft l\u1ed7 v\u00e0 th\u1ef1c thi: \u0110i\u1ec1u th\u1ef1c s\u1ef1 kh\u00f3 kh\u0103n kh\u00f4ng ph\u1ea3i l\u00e0 \u201cbi\u1ebft c\u00e1ch thi\u1ebft l\u1eadp\u201d, m\u00e0 l\u00e0 \u201cc\u00f3 th\u1ec3 th\u1ef1c thi\u201d<\/p>\n

H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u1ec1u nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111\u1eb7t l\u1ec7nh c\u1eaft l\u1ed7, nh\u01b0ng \u0111i\u1ec1u th\u1ef1c s\u1ef1 kh\u00f3 kh\u0103n l\u00e0 nh\u1ea5n n\u00fat x\u00e1c nh\u1eadn v\u00e0o \u0111\u00fang th\u1eddi \u0111i\u1ec3m l\u1ec7nh \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t. \u0110\u1eb7c bi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng giao d\u1ecbch c\u00f3 \u0111\u00f2n b\u1ea9y, bi\u1ebfn \u0111\u1ed9ng di\u1ec5n ra nhanh h\u01a1n v\u00e0 m\u1ea1nh m\u1ebd h\u01a1n; ngay khi gi\u00e1 ch\u1ea1m qua m\u1ee9c c\u1eaft l\u1ed7, b\u1ea1n s\u1ebd nghe th\u1ea5y ti\u1ebfng n\u00f3i trong \u0111\u1ea7u m\u00ecnh: \u201cH\u00e3y cho n\u00f3 th\u00eam ch\u00fat th\u1eddi gian\u201d, \u201c\u0110\u00e2y ch\u1ec9 l\u00e0 dao \u0111\u1ed9ng t\u1ea1m th\u1eddi\u201d, \u201cGi\u00e1 s\u1ebd quay l\u1ea1i ngay th\u00f4i\u201d. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i do \u00fd ch\u00ed y\u1ebfu \u0111u\u1ed1i c\u1ee7a b\u1ea1n, m\u00e0 l\u00e0 do b\u1ea3n n\u0103ng s\u1ee3 thua l\u1ed7 b\u1ea9m sinh c\u1ee7a con ng\u01b0\u1eddi \u0111ang ph\u00e1t huy t\u00e1c d\u1ee5ng: ch\u00fang ta th\u00e0 tr\u00ec ho\u00e3n vi\u1ec7c \u0111\u1ed1i m\u1eb7t v\u1edbi c\u1ea3m gi\u00e1c \u0111au \u0111\u1edbn, t\u1eeb \u0111\u00f3 bi\u1ebfn \u201cvi\u1ec7c r\u00fat lui c\u00f3 ki\u1ec3m so\u00e1t\u201d th\u00e0nh \u201cs\u1ef1 ch\u1ecbu \u0111\u1ef1ng b\u1ecb \u0111\u1ed9ng\u201d.<\/p>\n

\u0110\u1ec3 bi\u1ebfn vi\u1ec7c c\u1eaft l\u1ed7 th\u00e0nh h\u00e0nh \u0111\u1ed9ng th\u1ef1c t\u1ebf, \u0111i\u1ec1u quan tr\u1ecdng kh\u00f4ng ph\u1ea3i l\u00e0 h\u00f4 h\u00e0o kh\u1ea9u hi\u1ec7u, m\u00e0 l\u00e0 chuy\u1ec3n n\u00f3 t\u1eeb \u201cquy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u1ea3m x\u00fac\u201d th\u00e0nh \u201ch\u00e0nh \u0111\u1ed9ng theo quy tr\u00ecnh\u201d. Ph\u01b0\u01a1ng ph\u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c WMAX \u00e1p d\u1ee5ng l\u00e0: tr\u01b0\u1edbc khi m\u1edf v\u1ecb th\u1ebf, h\u00e3y ghi ra c\u00e1c \u0111i\u1ec1u ki\u1ec7n tho\u00e1t l\u1ec7nh, \u0111\u1ed3ng th\u1eddi ghi r\u00f5 \u201cn\u1ebfu kh\u00f4ng th\u1ef1c hi\u1ec7n sau khi \u0111i\u1ec1u ki\u1ec7n k\u00edch ho\u1ea1t th\u00ec s\u1ebd x\u1ea3y ra \u0111i\u1ec1u g\u00ec\u201d. B\u01b0\u1edbc n\u00e0y gi\u1ed1ng nh\u01b0 vi\u1ec7c \u0111\u1ec3 l\u1ea1i m\u1ed9t m\u1ea9u gi\u1ea5y nh\u1eafn cho ch\u00ednh m\u00ecnh trong t\u01b0\u01a1ng lai: khi c\u1ea3m x\u00fac \u0111ang d\u00e2ng tr\u00e0o, h\u00e3y \u0111\u1ec3 quy t\u1eafc thay b\u1ea1n l\u00ean ti\u1ebfng. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp cho m\u00ecnh m\u1ed9t c\u01a1 ch\u1ebf th\u1ef1c thi \u0111\u01a1n gi\u1ea3n \u2014 sau khi \u0111i\u1ec1u ki\u1ec7n k\u00edch ho\u1ea1t, h\u00e3y t\u1ea1m d\u1eebng 30 gi\u00e2y, kh\u00f4ng xem nh\u00f3m chat hay l\u01b0\u1edbt tin nh\u1eafn, m\u00e0 ch\u1ec9 \u0111\u1ed1i chi\u1ebfu v\u1edbi k\u1ebf ho\u1ea1ch giao d\u1ecbch: \u0110i\u1ec1u ki\u1ec7n c\u00f3 th\u00e0nh l\u1eadp kh\u00f4ng? N\u1ebfu c\u00f3, li\u1ec7u tho\u00e1t l\u1ec7nh c\u00f3 ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn duy nh\u1ea5t kh\u00f4ng? H\u00e3y \u0111\u1ec3 h\u00e0nh \u0111\u1ed9ng tu\u00e2n theo quy t\u1eafc, ch\u1ee9 kh\u00f4ng ph\u1ea3i theo nh\u1ecbp \u0111\u1eadp c\u1ee7a tr\u00e1i tim l\u00fac \u0111\u00f3.<\/p>\n

5) Chi ph\u00ed qua \u0111\u00eam v\u00e0 chu k\u1ef3 giao d\u1ecbch: M\u1ed7i ng\u00e0y b\u1ea1n gi\u1eef v\u1ecb th\u1ebf, b\u1ea1n \u0111\u1ec1u ph\u1ea3i tr\u1ea3 \u201cgi\u00e1 c\u1ee7a th\u1eddi gian\u201d<\/p>\n

Trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD), vi\u1ec7c n\u1eafm gi\u1eef v\u1ecb th\u1ebf kh\u00f4ng ch\u1ec9 ti\u1ec1m \u1ea9n r\u1ee7i ro v\u1ec1 xu h\u01b0\u1edbng m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 th\u1eddi gian nh\u01b0 chi ph\u00ed qua \u0111\u00eam. Nhi\u1ec1u nh\u00e0 giao d\u1ecbch m\u1edbi ch\u1ec9 t\u1eadp trung v\u00e0o ch\u00eanh l\u1ec7ch gi\u00e1 v\u00e0 th\u1eddi \u0111i\u1ec3m v\u00e0o\/ra l\u1ec7nh, m\u00e0 b\u1ecf qua th\u1ef1c t\u1ebf r\u1eb1ng \u201cth\u1eddi gian n\u1eafm gi\u1eef\u201d ch\u00ednh l\u00e0 m\u1ed9t bi\u1ebfn s\u1ed1 quan tr\u1ecdng trong quy\u1ebft \u0111\u1ecbnh: Khi b\u1ea1n chuy\u1ec3n t\u1eeb giao d\u1ecbch ng\u1eafn h\u1ea1n sang d\u00e0i h\u1ea1n, \u00e1p l\u1ef1c t\u00e0i kho\u1ea3n, s\u1ef1 hao m\u00f2n v\u1ec1 m\u1eb7t t\u00e2m l\u00fd, c\u0169ng nh\u01b0 c\u1ea5u tr\u00fac chi ph\u00ed \u0111\u1ec1u s\u1ebd thay \u0111\u1ed5i. B\u1ea1n ngh\u0129 r\u1eb1ng m\u00ecnh ch\u1ec9 gi\u1eef v\u1ecb th\u1ebf th\u00eam v\u00e0i ng\u00e0y, nh\u01b0ng th\u1ef1c t\u1ebf b\u1ea1n \u0111ang chuy\u1ec3n sang m\u1ed9t m\u00f4 h\u00ecnh giao d\u1ecbch kh\u00e1c \u2014 v\u00e0 vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i m\u00f4 h\u00ecnh n\u00e0y r\u1ea5t d\u1ec5 d\u1eabn \u0111\u1ebfn sai l\u1ea7m, b\u1edfi v\u00ec b\u1ea1n v\u1eabn d\u00f9ng th\u00f3i quen c\u0169 \u0111\u1ec3 x\u1eed l\u00fd nh\u1ecbp \u0111\u1ed9 m\u1edbi.<\/p>\n

Trong t\u00e0i ch\u00ednh h\u00e0nh vi c\u00f3 m\u1ed9t c\u00e1i b\u1eaby \u0111i\u1ec3n h\u00ecnh g\u1ecdi l\u00e0 \u201cn\u00e2ng c\u1ea5p cam k\u1ebft\u201d: khi m\u1ed9t giao d\u1ecbch kh\u00f4ng di\u1ec5n ra nh\u01b0 d\u1ef1 ki\u1ebfn, ng\u01b0\u1eddi ta s\u1ebd v\u00f4 th\u1ee9c k\u00e9o d\u00e0i th\u1eddi gian v\u00e0 t\u0103ng c\u01b0\u1eddng \u0111\u1ea7u t\u01b0, nh\u1eb1m c\u1ed1 g\u1eafng ch\u1ee9ng minh r\u1eb1ng ph\u00e1n \u0111o\u00e1n ban \u0111\u1ea7u c\u1ee7a m\u00ecnh l\u00e0 \u0111\u00fang. Th\u1ebf l\u00e0 t\u1eeb thua l\u1ed7 ng\u1eafn h\u1ea1n bi\u1ebfn th\u00e0nh c\u1ea7m c\u1ef1 trung h\u1ea1n, t\u1eeb c\u1ea7m c\u1ef1 trung h\u1ea1n l\u1ea1i bi\u1ebfn th\u00e0nh k\u00e9o d\u00e0i d\u00e0i h\u1ea1n, cu\u1ed1i c\u00f9ng bi\u1ebfn m\u1ed9t sai l\u1ea7m b\u00ecnh th\u01b0\u1eddng th\u00e0nh m\u1ed9t cu\u1ed9c chi\u1ebfn ti\u00eau hao. WMAX nh\u1ea5n m\u1ea1nh h\u01a1n n\u1eefa: chu k\u1ef3 ph\u1ea3i \u0111\u01b0\u1ee3c ghi r\u00f5 trong chi\u1ebfn l\u01b0\u1ee3c. B\u1ea1n \u0111ang giao d\u1ecbch trong ng\u00e0y, theo xu h\u01b0\u1edbng hay trong chu k\u1ef3 d\u00e0i h\u01a1n? C\u00e1c quy t\u1eafc tho\u00e1t l\u1ec7nh, s\u1ef1 ki\u00ean nh\u1eabn trong vi\u1ec7c gi\u1eef v\u1ecb th\u1ebf v\u00e0 vi\u1ec7c s\u00e0ng l\u1ecdc th\u00f4ng tin \u0111\u1ec1u kh\u00e1c nhau. H\u00e3y thay \u0111\u1ed5i suy ngh\u0129 \u201cT\u00f4i mu\u1ed1n ch\u1edd th\u00eam\u201d th\u00e0nh \u201cChi\u1ebfn l\u01b0\u1ee3c c\u1ee7a t\u00f4i cho ph\u00e9p ch\u1edd bao l\u00e2u\u201d, giao d\u1ecbch s\u1ebd chuy\u1ec3n t\u1eeb s\u1ef1 tr\u00ec ho\u00e3n do c\u1ea3m x\u00fac sang vi\u1ec7c th\u1ef1c thi k\u1ef7 lu\u1eadt.<\/p>\n

B\u1ea3n ch\u1ea5t c\u1ee7a giao d\u1ecbch l\u00e0 \u0111\u01b0a ra l\u1ef1a ch\u1ecdn trong b\u1ed1i c\u1ea3nh kh\u00f4ng ch\u1eafc ch\u1eafn; b\u1ea3n ch\u1ea5t c\u1ee7a h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) l\u00e0 tham gia v\u00e0o s\u1ef1 bi\u1ebfn \u0111\u1ed9ng theo c\u00e1ch linh ho\u1ea1t h\u01a1n; c\u00f2n b\u1ea3n ch\u1ea5t c\u1ee7a \u0111\u00f2n b\u1ea9y l\u00e0 khu\u1ebfch \u0111\u1ea1i m\u1ecdi th\u1ee9 \u2014 bao g\u1ed3m c\u1ea3 l\u1ee3i th\u1ebf c\u1ee7a b\u1ea1n l\u1eabn nh\u1eefng \u0111i\u1ec3m m\u00f9 c\u1ee7a b\u1ea1n. Chuy\u00ean m\u1ee5c T\u00e0i ch\u00ednh H\u00e0nh vi c\u1ee7a WMAX mong mu\u1ed1n ph\u00e2n t\u00edch s\u00e2u s\u1eafc \u201chi\u1ec7u \u1ee9ng k\u00ednh l\u00fap\u201d n\u00e0y: khi b\u1ea1n hi\u1ec3u r\u00f5 \u0111\u00f2n b\u1ea9y s\u1ebd thay \u0111\u1ed5i h\u00e0nh vi c\u1ee7a m\u00ecnh nh\u01b0 th\u1ebf n\u00e0o, b\u1ea1n s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef v\u1eefng gi\u1edbi h\u1ea1n c\u1ee7a m\u00ecnh v\u00e0o nh\u1eefng th\u1eddi \u0111i\u1ec3m quan tr\u1ecdng.<\/p>","protected":false},"excerpt":{"rendered":"

Giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) c\u00f3 kh\u00f3 \u1edf ch\u1ed7 \u201c\u0111o\u00e1n \u0111\u00fang xu h\u01b0\u1edbng\u201d? Chuy\u00ean m\u1ee5c T\u00e0i ch\u00ednh H\u00e0nh vi c\u1ee7a WMAX s\u1ebd ph\u00e2n t\u00edch s\u00e2u s\u1eafc nh\u1eefng logic c\u01a1 b\u1ea3n m\u00e0 nh\u00e0 giao d\u1ecbch th\u01b0\u1eddng d\u1ec5 b\u1ecf qua: c\u00e1ch \u0111\u00f2n b\u1ea9y khu\u1ebfch \u0111\u1ea1i c\u1ea3m x\u00fac, c\u00e1ch k\u00fd qu\u1ef9 k\u00edch th\u00edch h\u00e0nh \u0111\u1ed9ng b\u1ed1c \u0111\u1ed3ng, c\u0169ng nh\u01b0 c\u00e1ch ch\u1ed1ng l\u1ea1i t\u00e2m l\u00fd s\u1ee3 thua l\u1ed7 th\u00f4ng qua \u201cph\u01b0\u01a1ng ph\u00e1p ph\u00e2n b\u1ed5 v\u1ecb th\u1ebf ba t\u1ea7ng\u201d v\u00e0 \u201cc\u1eaft l\u1ed7 theo quy tr\u00ecnh\u201d. Gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng t\u01b0 duy giao d\u1ecbch chuy\u00ean nghi\u1ec7p, \u0111i ng\u01b0\u1ee3c l\u1ea1i b\u1ea3n n\u0103ng v\u00e0 \u0111\u1ec1 cao k\u1ef7 lu\u1eadt tr\u00ean n\u1ec1n t\u1ea3ng WMAX.<\/p>","protected":false},"author":1,"featured_media":9425,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[122],"tags":[782,781,439],"class_list":["post-9424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-782","tag-781","tag-439"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9424","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/comments?post=9424"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9424\/revisions"}],"predecessor-version":[{"id":9427,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9424\/revisions\/9427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/9425"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=9424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=9424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=9424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}