{"id":10376,"date":"2026-06-29T16:58:01","date_gmt":"2026-06-29T08:58:01","guid":{"rendered":"https:\/\/www.kpai1.cn\/?p=10376"},"modified":"2026-06-29T16:58:09","modified_gmt":"2026-06-29T08:58:09","slug":"cfd-%e5%9f%ba%e7%a1%80%e6%a6%82%e5%bf%b5%e8%a7%a3%e6%9e%90%ef%bc%9a%e9%80%9a%e4%bf%97%e7%9c%8b%e6%87%82%e5%b7%ae%e4%bb%b7%e5%90%88%e7%ba%a6%e8%bf%90%e4%bd%9c%e9%80%bb%e8%be%91","status":"publish","type":"post","link":"https:\/\/www.kpai1.cn\/vi\/luu-tru\/10376","title":{"rendered":"Ph\u00e2n t\u00edch c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 CFD: hi\u1ec3u bi\u1ebft \u0111\u01a1n gi\u1ea3n v\u1ec1 logic ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ee3p \u0111\u1ed3ng CFD"},"content":{"rendered":"

T\u00ean \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a CFD l\u00e0 H\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch, l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 t\u00e0i ch\u00ednh ph\u00e1i sinh kh\u00f4ng c\u1ea7n k\u00ea \u0111\u01a1n. Logic c\u1ed1t l\u00f5i r\u1ea5t \u0111\u01a1n gi\u1ea3n: c\u00e1c nh\u00e0 giao d\u1ecbch kh\u00f4ng th\u1ef1c s\u1ef1 n\u1eafm gi\u1eef c\u00e1c t\u00e0i s\u1ea3n c\u01a1 b\u1ea3n nh\u01b0 c\u1ed5 phi\u1ebfu, v\u00e0ng, ch\u1ec9 s\u1ed1 ch\u1ee9ng kho\u00e1n, v.v. m\u00e0 ch\u1ec9 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u1ee3p \u0111\u1ed3ng gi\u1ea3i quy\u1ebft ch\u00eanh l\u1ec7ch gi\u00e1 v\u1edbi n\u1ec1n t\u1ea3ng giao d\u1ecbch. L\u00e3i l\u1ed7 cu\u1ed1i c\u00f9ng ch\u1ec9 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng ch\u00eanh l\u1ec7ch gi\u00e1 gi\u1eefa gi\u00e1 m\u1edf c\u1eeda v\u00e0 gi\u00e1 \u0111\u00f3ng c\u1eeda. Kh\u00f4ng c\u00f3 qu\u00e1 tr\u00ecnh giao h\u00e0ng v\u1eadt ch\u1ea5t ho\u1eb7c chuy\u1ec3n giao t\u00e0i s\u1ea3n trong to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh.<\/p>\n

Ch\u00fang ta c\u00f3 th\u1ec3 hi\u1ec3u b\u1eb1ng m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf: gi\u1ea3 s\u1eed d\u1ef1 \u0111o\u00e1n gi\u00e1 v\u00e0ng qu\u1ed1c t\u1ebf s\u1ebd t\u0103ng, n\u1ebfu mua v\u00e0ng v\u1eadt ch\u1ea5t th\u00ec ph\u1ea3i thanh to\u00e1n \u0111\u1ea7y \u0111\u1ee7 gi\u00e1 v\u00e0ng v\u00e0 ch\u1ecbu chi ph\u00ed l\u01b0u gi\u1eef, b\u1ea3o qu\u1ea3n; nh\u01b0ng khi giao d\u1ecbch CFD v\u00e0ng, b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i mua v\u00e0ng mi\u1ebfng m\u00e0 ch\u1ec9 c\u1ea7n th\u1ecfa thu\u1eadn v\u1ec1 ch\u00eanh l\u1ec7ch gi\u00e1 v\u00e0ng gi\u1eefa th\u1eddi \u0111i\u1ec3m m\u1edf c\u1eeda v\u00e0 \u0111\u00f3ng c\u1eeda. Khi gi\u00e1 v\u00e0ng cao h\u01a1n gi\u00e1 m\u1edf c\u1eeda khi \u0111\u00f3ng v\u1ecb th\u1ebf, n\u1ec1n t\u1ea3ng s\u1ebd thanh to\u00e1n thu nh\u1eadp ch\u00eanh l\u1ec7ch cho ng\u01b0\u1eddi giao d\u1ecbch; khi gi\u00e1 v\u00e0ng th\u1ea5p h\u01a1n gi\u00e1 m\u1edf c\u1eeda, ng\u01b0\u1eddi giao d\u1ecbch s\u1ebd b\u00f9 l\u1ed7 ch\u00eanh l\u1ec7ch cho n\u1ec1n t\u1ea3ng. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh ch\u1ec9 giao d\u1ecbch \"bi\u1ebfn \u0111\u1ed9ng gi\u00e1\" v\u00e0 kh\u00f4ng ch\u1ea1m v\u00e0o t\u00e0i s\u1ea3n v\u1eadt ch\u1ea5t.<\/p>\n

Qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng ho\u00e0n ch\u1ec9nh \u0111\u01b0\u1ee3c chia th\u00e0nh b\u1ed1n b\u01b0\u1edbc: \u0111\u1ea7u ti\u00ean, ch\u1ecdn m\u1ee5c ti\u00eau giao d\u1ecbch v\u00e0 x\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng t\u0103ng ho\u1eb7c gi\u1ea3m; th\u1ee9 hai, tr\u1ea3 s\u1ed1 ti\u1ec1n k\u00fd qu\u1ef9 t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t v\u1ecb th\u1ebf; th\u1ee9 ba, t\u1ea1o ra c\u00e1c chi ph\u00ed giao d\u1ecbch c\u1ed1 \u0111\u1ecbnh nh\u01b0 ch\u00eanh l\u1ec7ch gi\u00e1 v\u00e0 ph\u00ed gi\u1eef l\u1ec7nh qua \u0111\u00eam trong th\u1eddi gian giao d\u1ecbch; th\u1ee9 t\u01b0, ch\u1ee7 \u0111\u1ed9ng \u0111\u00f3ng v\u1ecb th\u1ebf ho\u1eb7c h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng v\u1ecb th\u1ebf, gi\u1ea3i quy\u1ebft l\u00e3i l\u1ed7 ch\u00eanh l\u1ec7ch trong m\u1ed9t l\u1ea7n v\u00e0 l\u1ea5y ti\u1ec1n t\u00e0i kho\u1ea3n cu\u1ed1i c\u00f9ng sau khi tr\u1eeb ph\u00ed giao d\u1ecbch.<\/p>\n

CFD bao g\u1ed3m nhi\u1ec1u danh m\u1ee5c v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c giao d\u1ecbch b\u1eb1ng c\u00e1c c\u1ed5 phi\u1ebfu, h\u00e0ng h\u00f3a, ngo\u1ea1i h\u1ed1i v\u00e0 ch\u1ec9 s\u1ed1 ch\u00ednh th\u1ed1ng tr\u00ean to\u00e0n c\u1ea7u. M\u1ed9t t\u00e0i kho\u1ea3n c\u00f3 th\u1ec3 tham gia v\u00e0o c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng \u0111a danh m\u1ee5c, \u0111\u00e2y l\u00e0 t\u00ednh n\u0103ng c\u1ed1t l\u00f5i gi\u00fap ph\u00e2n bi\u1ec7t n\u00f3 v\u1edbi m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ea7u t\u01b0 v\u1eadt l\u00fd duy nh\u1ea5t. L\u00e0 n\u1ec1n t\u1ea3ng d\u1ecbch v\u1ee5 t\u00e0i li\u1ec7u v\u00e0 CFD to\u00e0n di\u1ec7n, WMAX t\u00edch h\u1ee3p t\u1ea5t c\u1ea3 c\u00e1c danh m\u1ee5c m\u1ee5c ti\u00eau giao d\u1ecbch CFD. Ng\u01b0\u1eddi m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u1ea7y \u0111\u1ee7 c\u00e1c quy t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a h\u1ee3p \u0111\u1ed3ng th\u00f4ng qua ph\u1ea7n gi\u1ea3ng d\u1ea1y c\u1ee7a n\u1ec1n t\u1ea3ng, h\u1ea1 th\u1ea5p ng\u01b0\u1ee1ng nh\u1eadn th\u1ee9c khi tham gia.<\/p>\n

C\u01a1 ch\u1ebf b\u00e1n kh\u1ed1ng v\u00e0 mua b\u00e1n: Giao d\u1ecbch hai chi\u1ec1u ph\u00e1 v\u1ee1 nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng \u0111\u01a1n ph\u01b0\u01a1ng<\/p>\n

\u0110\u1ea7u t\u01b0 v\u1eadt ch\u1ea5t truy\u1ec1n th\u1ed1ng \u0111\u01b0\u01a1ng nhi\u00ean c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf m\u1ed9t chi\u1ec1u. L\u1ea5y c\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t v\u00e0 v\u00e0ng v\u1eadt ch\u1ea5t l\u00e0m v\u00ed d\u1ee5, c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 ch\u1ec9 c\u00f3 th\u1ec3 ki\u1ebfm l\u1ee3i nhu\u1eadn b\u1eb1ng c\u00e1ch mua \u1edf gi\u00e1 th\u1ea5p v\u00e0 b\u00e1n \u1edf gi\u00e1 cao. Khi th\u1ecb tr\u01b0\u1eddng ti\u1ebfp t\u1ee5c gi\u1ea3m, h\u1ecd ch\u1ec9 c\u00f3 th\u1ec3 th\u1ee5 \u0111\u1ed9ng gi\u1eef c\u00e1c v\u1ecb th\u1ebf thua l\u1ed7 v\u00e0 ch\u1edd \u0111\u1ee3i s\u1ef1 ph\u1ee5c h\u1ed3i, thi\u1ebfu c\u00f4ng c\u1ee5 \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi th\u1ecb tr\u01b0\u1eddng gi\u1ea3m. CFD c\u00f3 c\u01a1 ch\u1ebf giao d\u1ecbch hai chi\u1ec1u ri\u00eang, \u0111\u01b0\u1ee3c chia th\u00e0nh hai ho\u1ea1t \u0111\u1ed9ng: mua v\u00e0 b\u00e1n. C\u00f3 c\u01a1 h\u1ed9i giao d\u1ecbch trong c\u1ea3 \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng t\u0103ng v\u00e0 gi\u1ea3m.<\/p>\n

\u0110i d\u00e0i (t\u0103ng)<\/p>\n

Khi \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n r\u1eb1ng gi\u00e1 t\u00e0i s\u1ea3n s\u1ebd t\u0103ng, h\u00e3y ch\u1ecdn mua. Logic ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 logic mua t\u00e0i s\u1ea3n truy\u1ec1n th\u1ed1ng: \u0111\u1ea7u ti\u00ean thi\u1ebft l\u1eadp m\u1ed9t l\u1ec7nh mua \u1edf gi\u00e1 m\u1edf c\u1eeda, \u0111\u1ee3i gi\u00e1 t\u0103ng r\u1ed3i \u0111\u00f3ng v\u1ecb th\u1ebf. N\u1ebfu gi\u00e1 \u0111\u00f3ng c\u1eeda cao h\u01a1n gi\u00e1 m\u1edf c\u1eeda th\u00ec ch\u00eanh l\u1ec7ch gi\u00e1 l\u00e0 l\u00e3i; n\u1ebfu gi\u00e1 gi\u1ea3m theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i th\u00ec s\u1ebd x\u1ea3y ra thua l\u1ed7. V\u00ed d\u1ee5: n\u1ebfu gi\u00e1 m\u1edf CFD c\u1ee7a m\u1ed9t c\u1ed5 phi\u1ebfu l\u00e0 100 v\u00e0 v\u1ecb th\u1ebf b\u1ecb \u0111\u00f3ng n\u1ebfu n\u00f3 t\u0103ng l\u00ean 110, \u0111\u01a1n v\u1ecb gi\u00e1 c\u01a1 b\u1ea3n s\u1ebd ki\u1ebfm \u0111\u01b0\u1ee3c 10 \u0111i\u1ec3m thu nh\u1eadp ch\u00eanh l\u1ec7ch.<\/p>\n

\u0110i ng\u1eafn (gi\u1ea3m gi\u00e1)<\/p>\n

B\u00e1n kh\u1ed1ng l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf \u0111\u1ed9c \u0111\u00e1o c\u1ee7a CFD. Khi gi\u00e1 \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n s\u1ebd gi\u1ea3m, tr\u01b0\u1edbc ti\u00ean b\u1ea1n c\u00f3 th\u1ec3 b\u00e1n \u1edf m\u1ee9c gi\u00e1 cao \u0111\u1ec3 m\u1edf m\u1ed9t v\u1ecb th\u1ebf, \u0111\u1ee3i gi\u00e1 gi\u1ea3m v\u00e0 sau \u0111\u00f3 \u0111\u00f3ng v\u1ecb th\u1ebf \u1edf m\u1ee9c gi\u00e1 th\u1ea5p. V\u00ed d\u1ee5: n\u1ebfu gi\u00e1 m\u1edf c\u1eeda CFD v\u00e0ng l\u00e0 2.000 USD\/ounce, sau \u0111\u00f3 gi\u1ea3m xu\u1ed1ng 1.950 USD v\u00e0 v\u1ecb th\u1ebf b\u1ecb \u0111\u00f3ng, ch\u00eanh l\u1ec7ch gi\u00e1 50 USD l\u00e0 l\u1ee3i nhu\u1eadn b\u00e1n kh\u1ed1ng. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n logic c\u1ee7a vi\u1ec7c b\u00e1n kh\u1ed1ng: \u0111\u1ea7u ti\u00ean m\u01b0\u1ee3n \"quy\u1ec1n thu nh\u1eadp bi\u1ebfn \u0111\u1ed9ng gi\u00e1\" \u0111\u1ec3 b\u00e1n \u1edf m\u1ee9c cao, mua \u1edf m\u1ee9c th\u1ea5p v\u00e0 tr\u1ea3 l\u1ea1i \u0111\u1ec3 ki\u1ebfm ch\u00eanh l\u1ec7ch gi\u00e1 trong ph\u1ea1m vi gi\u1ea3m.<\/p>\n

Gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf c\u1ee7a giao d\u1ecbch hai chi\u1ec1u \u0111\u01b0\u1ee3c ph\u1ea3n \u00e1nh trong vi\u1ec7c ph\u00f2ng ng\u1eeba r\u1ee7i ro th\u1ecb tr\u01b0\u1eddng v\u00e0 n\u1eafm b\u1eaft bi\u00ean \u0111\u1ed9. B\u1ea1n c\u00f3 th\u1ec3 mua trong th\u1ecb tr\u01b0\u1eddng gi\u00e1 l\u00ean v\u00e0 b\u00e1n trong th\u1ecb tr\u01b0\u1eddng gi\u00e1 xu\u1ed1ng. Th\u1ecb tr\u01b0\u1eddng \u0111\u1ea7y bi\u1ebfn \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh li\u00ean t\u1ee5c theo c\u1ea3 hai h\u01b0\u1edbng m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd \u0111\u1ee3i m\u1ed9t chu k\u1ef3 t\u0103ng gi\u00e1 n\u00e0o. Ph\u1ea7n b\u1eaft ch\u01b0\u1edbc c\u1ee7a WMAX ch\u1ee9a m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c chi\u1ebfn l\u01b0\u1ee3c giao d\u1ecbch hai chi\u1ec1u ho\u00e0n thi\u1ec7n. C\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 tham kh\u1ea3o tr\u1ef1c quan c\u00e1c \u00fd t\u01b0\u1edfng b\u1ed1 c\u1ee5c d\u00e0i v\u00e0 ng\u1eafn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng chuy\u00ean nghi\u1ec7p v\u00e0 nhanh ch\u00f3ng l\u00e0m quen v\u1edbi logic th\u1ef1c t\u1ebf c\u1ee7a giao d\u1ecbch hai chi\u1ec1u.<\/p>\n

C\u1ea3nh b\u00e1o r\u1ee7i ro: Giao d\u1ecbch hai chi\u1ec1u d\u00e0i v\u00e0 ng\u1eafn ch\u1ec9 m\u1edf r\u1ed9ng h\u01b0\u1edbng giao d\u1ecbch v\u00e0 kh\u00f4ng lo\u1ea1i b\u1ecf r\u1ee7i ro bi\u1ebfn \u0111\u1ed9ng gi\u00e1. B\u1ea5t k\u1ec3 b\u1ea1n mua hay b\u00e1n, bi\u1ebfn \u0111\u1ed9ng ng\u01b0\u1ee3c c\u1ee7a th\u1ecb tr\u01b0\u1eddng s\u1ebd g\u00e2y ra thua l\u1ed7, v\u00e0 b\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 d\u1eebng l\u1ed7 \u0111\u1ec3 ki\u1ec3m so\u00e1t gi\u1edbi h\u1ea1n thua l\u1ed7 tr\u00ean.<\/p>\n

Nguy\u00ean t\u1eafc \u0111\u00f2n b\u1ea9y v\u00e0 k\u00fd qu\u1ef9: C\u00e1c qu\u1ef9 nh\u1ecf m\u1edf r\u1ed9ng kh\u00f4ng gian tham gia th\u1ecb tr\u01b0\u1eddng<\/p>\n

\u0110\u00f2n b\u1ea9y v\u00e0 k\u00fd qu\u1ef9 l\u00e0 thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i c\u1ee7a hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng v\u1ed1n CFD. K\u00fd qu\u1ef9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \"ti\u1ec1n g\u1eedi\" c\u1ee7a m\u1ed9t v\u1ecb th\u1ebf, trong khi \u0111\u00f2n b\u1ea9y l\u00e0 t\u1ef7 l\u1ec7 ti\u1ec1n g\u1eedi t\u1eadn d\u1ee5ng quy m\u00f4 c\u1ee7a v\u1ecb th\u1ebf. Khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng nhau, b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn th\u1ecb tr\u01b0\u1eddng ho\u00e0n to\u00e0n m\u00e0 kh\u00f4ng c\u1ea7n t\u00e0i tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

H\u00e3y l\u1ea5y m\u1ed9t tr\u01b0\u1eddng h\u1ee3p tr\u1ef1c quan: t\u1ed5ng gi\u00e1 tr\u1ecb v\u1ecb th\u1ebf c\u1ee7a m\u1ed9t c\u1ed5 phi\u1ebfu nh\u1ea5t \u0111\u1ecbnh l\u00e0 100.000 nh\u00e2n d\u00e2n t\u1ec7 v\u00e0 t\u1ef7 l\u1ec7 k\u00fd qu\u1ef9 c\u1ee7a n\u1ec1n t\u1ea3ng l\u00e0 10%. M\u1ed9t v\u1ecb th\u1ebf danh ngh\u0129a ho\u00e0n ch\u1ec9nh l\u00e0 100.000 nh\u00e2n d\u00e2n t\u1ec7 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp ch\u1ec9 v\u1edbi 10.000 nh\u00e2n d\u00e2n t\u1ec7 k\u00fd qu\u1ef9, t\u01b0\u01a1ng \u1ee9ng v\u1edbi \u0111\u00f2n b\u1ea9y g\u1ea5p 10 l\u1ea7n. \u1ede \u0111\u00e2y, 10.000 nh\u00e2n d\u00e2n t\u1ec7 l\u00e0 s\u1ed1 v\u1ed1n th\u1ef1c t\u1ebf m\u00e0 nh\u00e0 giao d\u1ecbch chi\u1ebfm gi\u1eef v\u00e0 90.000 nh\u00e2n d\u00e2n t\u1ec7 c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c n\u1ec1n t\u1ea3ng cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng gi\u1edbi h\u1ea1n giao d\u1ecbch, \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \"s\u1ef1 tham gia v\u1ed1n nh\u1ecf v\u00e0o gi\u00e1 th\u1ecb tr\u01b0\u1eddng l\u1edbn\".<\/p>\n

C\u1ea7n ph\u00e2n bi\u1ec7t hai kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i: s\u1ed1 ti\u1ec1n k\u00fd qu\u1ef9 ban \u0111\u1ea7u l\u00e0 s\u1ed1 ti\u1ec1n g\u1eedi t\u1ed1i thi\u1ec3u c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u1edf m\u1ed9t v\u1ecb th\u1ebf; m\u1ee9c k\u00fd qu\u1ef9 duy tr\u00ec l\u00e0 m\u1ee9c v\u1ed1n t\u1ed1i thi\u1ec3u \u0111\u1ec3 n\u1eafm gi\u1eef m\u1ed9t v\u1ecb th\u1ebf. N\u1ebfu kho\u1ea3n l\u1ed7 t\u00e0i kho\u1ea3n khi\u1ebfn gi\u00e1 tr\u1ecb r\u00f2ng gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi m\u1ee9c ti\u00eau chu\u1ea9n k\u00fd qu\u1ef9 duy tr\u00ec, l\u1eddi nh\u1eafc g\u1ecdi k\u00fd qu\u1ef9 s\u1ebd \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t. N\u1ebfu ti\u1ec1n kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ed5 sung, h\u1ec7 th\u1ed1ng s\u1ebd bu\u1ed9c \u0111\u00f3ng v\u1ecb th\u1ebf \u0111\u1ec3 tr\u00e1nh thua l\u1ed7 ti\u1ebfp t\u1ee5c gia t\u0103ng.<\/p>\n

\u0110\u00f2n b\u1ea9y c\u00f3 \u0111\u1eb7c t\u00ednh hai m\u1eb7t: trong \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng t\u00edch c\u1ef1c, thu nh\u1eadp ch\u00eanh l\u1ec7ch s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh d\u1ef1a tr\u00ean quy m\u00f4 v\u1ecb th\u1ebf \u0111\u1ea7y \u0111\u1ee7 v\u00e0 trong c\u00f9ng bi\u1ebfn \u0111\u1ed9ng, thu nh\u1eadp s\u1ebd cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi thu nh\u1eadp \u0111\u1ea7u t\u01b0 v\u1eadt ch\u1ea5t \u0111\u1ea7y \u0111\u1ee7; nh\u01b0ng trong nh\u1eefng bi\u1ebfn \u0111\u1ed9ng ng\u01b0\u1ee3c l\u1ea1i, t\u1ed5n th\u1ea5t c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean to\u00e0n b\u1ed9 v\u1ecb tr\u00ed v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ed5n th\u1ea5t c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i \u0111\u1ed3ng th\u1eddi. \u0110\u00f2n b\u1ea9y cao t\u01b0\u01a1ng \u1ee9ng v\u1edbi r\u1ee7i ro bi\u1ebfn \u0111\u1ed9ng cao h\u01a1n. Trong th\u1ef1c t\u1ebf, c\u00e1c nh\u00e0 giao d\u1ecbch c\u1ea7n ch\u1ecdn m\u1ee9c \u0111\u00f2n b\u1ea9y h\u1ee3p l\u00fd d\u1ef1a tr\u00ean kh\u1ea3 n\u0103ng ch\u1ea5p nh\u1eadn r\u1ee7i ro c\u1ee7a ch\u00ednh h\u1ecd v\u00e0 s\u1eed d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t l\u1ee3i nhu\u1eadn v\u00e0 d\u1eebng l\u1ed7 \u0111\u1ec3 ki\u1ec3m so\u00e1t r\u1ee7i ro. N\u1ec1n t\u1ea3ng WMAX \u0111\u00e1nh d\u1ea5u r\u00f5 r\u00e0ng t\u1ef7 l\u1ec7 k\u00fd qu\u1ef9 v\u00e0 ph\u1ea1m vi \u0111\u00f2n b\u1ea9y c\u1ee7a t\u1eebng danh m\u1ee5c, t\u1ef1 \u0111\u1ed9ng t\u00ednh to\u00e1n m\u1ee9c \u0111\u1ed9 r\u1ee7i ro tr\u01b0\u1edbc khi m\u1edf m\u1ed9t v\u1ecb th\u1ebf v\u00e0 gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch l\u1eadp k\u1ebf ho\u1ea1ch qu\u1ef9 v\u1ecb th\u1ebf m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd.<\/p>\n

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

So s\u00e1nh CFD v\u00e0 t\u00e0i s\u1ea3n v\u1eadt ch\u1ea5t: s\u1ef1 kh\u00e1c bi\u1ec7t to\u00e0n di\u1ec7n v\u1ec1 chi ph\u00ed, kh\u1ea3 n\u0103ng n\u1eafm gi\u1eef v\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i<\/p>\n

L\u1ea5y hai lo\u1ea1i t\u00e0i s\u1ea3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00f4ng ch\u00fang s\u1eed d\u1ee5ng l\u00e0 c\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t v\u00e0 v\u00e0ng v\u1eadt ch\u1ea5t l\u00e0m t\u00e0i li\u1ec7u tham kh\u1ea3o v\u00e0 so s\u00e1nh b\u1ed1n kh\u00eda c\u1ea1nh ch\u00ednh l\u00e0 quy\u1ec1n s\u1edf h\u1eefu, ng\u01b0\u1ee1ng giao d\u1ecbch, chi ph\u00ed n\u1eafm gi\u1eef v\u00e0 h\u1ea1n ch\u1ebf v\u1eadn h\u00e0nh, c\u00e1c k\u1ecbch b\u1ea3n \u00e1p d\u1ee5ng c\u1ee7a hai lo\u1ea1i c\u00f4ng c\u1ee5 n\u00e0y \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng:<\/p>\n

Quy\u1ec1n s\u1edf h\u1eefu t\u00e0i s\u1ea3n<\/strong> C\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t v\u00e0 v\u00e0ng c\u00f3 quy\u1ec1n s\u1edf h\u1eefu ho\u00e0n to\u00e0n: c\u1ed5 phi\u1ebfu n\u1eafm gi\u1eef c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edfng c\u1ed5 t\u1ee9c v\u00e0 quy\u1ec1n bi\u1ec3u quy\u1ebft c\u1ee7a c\u1ed5 \u0111\u00f4ng; v\u00e0ng v\u1eadt ch\u1ea5t c\u00f3 v\u00e0ng mi\u1ebfng v\u00e0 ti\u1ec1n v\u00e0ng v\u1eadt ch\u1ea5t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thanh l\u00fd ngo\u1ea1i tuy\u1ebfn v\u00e0 l\u01b0u tr\u1eef trong th\u1eddi gian d\u00e0i. CFD kh\u00f4ng c\u00f3 quy\u1ec1n s\u1edf h\u1eefu t\u00e0i s\u1ea3n, ch\u1ec9 c\u00f3 ch\u00eanh l\u1ec7ch gi\u00e1 giao d\u1ecbch v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c h\u01b0\u1edfng quy\u1ec1n c\u1ed5 \u0111\u00f4ng c\u0169ng nh\u01b0 quy\u1ec1n giao h\u00e0ng th\u1ef1c t\u1ebf. N\u00f3 ch\u1ec9 ph\u00f9 h\u1ee3p cho c\u00e1c giao d\u1ecbch th\u1ecb tr\u01b0\u1eddng ng\u1eafn h\u1ea1n v\u00e0 kh\u00f4ng ph\u00f9 h\u1ee3p cho vi\u1ec7c ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n d\u00e0i h\u1ea1n.Ng\u01b0\u1ee1ng t\u00e0i tr\u1ee3 v\u00e0 \u0111\u00f2n b\u1ea9y<\/strong> T\u00e0i s\u1ea3n v\u1eadt ch\u1ea5t ph\u1ea3i \u0111\u01b0\u1ee3c thanh to\u00e1n \u0111\u1ea7y \u0111\u1ee7 v\u00e0 vi\u1ec7c mua 100.000 nh\u00e2n d\u00e2n t\u1ec7 v\u00e0ng y\u00eau c\u1ea7u thanh to\u00e1n m\u1ed9t l\u1ea7n; CFD d\u1ef1a v\u00e0o \u0111\u00f2n b\u1ea9y k\u00fd qu\u1ef9 v\u00e0 ch\u1ec9 m\u1ed9t l\u01b0\u1ee3ng ti\u1ec1n nh\u1ecf c\u00f3 th\u1ec3 tham gia th\u1ecb tr\u01b0\u1eddng. C\u00e1c nh\u00e0 giao d\u1ecbch s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 tham gia v\u00e0o th\u1ecb tr\u01b0\u1eddng to\u00e0n c\u1ea7u v\u00e0 t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng v\u1ed1n cao h\u01a1n.Chi ph\u00ed \u1ea9n c\u1ee7a vi\u1ec7c n\u1eafm gi\u1eef d\u00e0i h\u1ea1n<\/strong> V\u00e0ng v\u1eadt ch\u1ea5t c\u00f3 ph\u00ed l\u01b0u tr\u1eef an to\u00e0n, ph\u00ed b\u1ea3o hi\u1ec3m v\u00e0 ph\u00ed giao h\u00e0ng ngo\u1ea1i tuy\u1ebfn, v\u00e0 vi\u1ec7c n\u1eafm gi\u1eef l\u00e2u d\u00e0i s\u1ebd ti\u1ebfp t\u1ee5c t\u1ea1o ra c\u00e1c chi ph\u00ed \u1ea9n; c\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t kh\u00f4ng c\u00f3 ph\u00ed l\u01b0u k\u00fd, nh\u01b0ng ti\u1ec1n \u0111\u00e3 b\u1ecb chi\u1ebfm d\u1ee5ng ho\u00e0n to\u00e0n v\u00e0 kh\u00f4ng th\u1ec3 quay v\u00f2ng linh ho\u1ea1t. CFD kh\u00f4ng c\u00f3 chi ph\u00ed l\u01b0u kho v\u00e0 l\u01b0u k\u00fd m\u00e0 ch\u1ec9 t\u00ednh ch\u00eanh l\u1ec7ch gi\u00e1 v\u00e0 ph\u00ed gi\u1eef qua \u0111\u00eam. Giao d\u1ecbch th\u01b0\u1eddng xuy\u00ean trong th\u1eddi gian ng\u1eafn c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n; n\u1eafm gi\u1eef qua \u0111\u00eam d\u00e0i h\u1ea1n s\u1ebd t\u00edch l\u0169y ph\u00ed v\u00e0 ph\u00f9 h\u1ee3p h\u01a1n cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng xoay v\u00f2ng trung v\u00e0 ng\u1eafn h\u1ea1n.H\u1ea1n ch\u1ebf b\u00e1o gi\u00e1 giao d\u1ecbch<\/strong> \u0110\u1ea7u t\u01b0 v\u1eadt ch\u1ea5t ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u01a1n ph\u01b0\u01a1ng v\u00e0 kh\u00f4ng c\u00f3 k\u00eanh l\u1ee3i nhu\u1eadn trong \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng sa s\u00fat; C\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t ph\u1ea3i tu\u00e2n theo gi\u1edd giao d\u1ecbch v\u00e0 gi\u1edbi h\u1ea1n gi\u00e1, \u0111\u1ed3ng th\u1eddi quy tr\u00ecnh thanh l\u00fd ngo\u1ea1i tuy\u1ebfn \u0111\u1ed1i v\u1edbi v\u00e0ng v\u1eadt ch\u1ea5t r\u1ea5t ph\u1ee9c t\u1ea1p. CFD h\u1ed7 tr\u1ee3 giao d\u1ecbch \u0111a th\u1ecb tr\u01b0\u1eddng 24 gi\u1edd v\u00e0 ho\u1ea1t \u0111\u1ed9ng mua b\u00e1n hai chi\u1ec1u. Vi\u1ec7c m\u1edf v\u00e0 \u0111\u00f3ng c\u00e1c v\u1ecb th\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh tr\u1ef1c tuy\u1ebfn ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t v\u00e0 kh\u00f4ng c\u00f3 tr\u1edf ng\u1ea1i n\u00e0o trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n.<\/p>\n

T\u1ed5ng h\u1ee3p l\u1ea1i, t\u00e0i s\u1ea3n v\u1eadt ch\u1ea5t t\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o to\u00e0n gi\u00e1 tr\u1ecb l\u00e2u d\u00e0i v\u00e0 n\u1eafm gi\u1eef t\u00e0i s\u1ea3n; CFD t\u1eadp trung v\u00e0o vi\u1ec7c n\u1eafm b\u1eaft c\u00e1c bi\u00ean \u0111\u1ed9 gi\u00e1 ng\u1eafn h\u1ea1n v\u00e0 ph\u00f2ng ng\u1eeba r\u1ee7i ro linh ho\u1ea1t theo xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng. C\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 theo nhu c\u1ea7u ri\u00eang c\u1ee7a h\u1ecd. N\u1ec1n t\u1ea3ng WMAX h\u1ed7 tr\u1ee3 c\u00e1c giao d\u1ecbch \u0111\u1ed3ng th\u1eddi CFD \u0111a danh m\u1ee5c v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng nh\u00e0 giao d\u1ecbch mu\u1ed1n n\u1eafm b\u1eaft linh ho\u1ea1t nh\u1eefng bi\u1ebfn \u0111\u1ed9ng ng\u1eafn h\u1ea1n c\u1ee7a th\u1ecb tr\u01b0\u1eddng.<\/p>\n

CFD l\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00e0i ch\u00ednh ph\u1ee9c t\u1ea1p c\u00f3 \u0111\u00f2n b\u1ea9y v\u00e0 c\u00f3 nguy c\u01a1 m\u1ea5t ti\u1ec1n g\u1ed1c. M\u1ecdi ho\u1ea1t \u0111\u1ed9ng giao d\u1ecbch ph\u1ea3i d\u1ef1a tr\u00ean s\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00e1c quy t\u1eafc h\u1ee3p \u0111\u1ed3ng v\u00e0 c\u01a1 ch\u1ebf r\u1ee7i ro. N\u1ec1n t\u1ea3ng WMAX \u0111\u01b0\u1ee3c trang b\u1ecb khoa h\u1ecdc r\u1ee7i ro ho\u00e0n ch\u1ec9nh v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng giao d\u1ecbch m\u00f4 ph\u1ecfng. Ng\u01b0\u1eddi m\u1edbi n\u00ean l\u00e0m quen v\u1edbi logic c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng mua b\u00e1n v\u00e0 \u0111\u00f2n b\u1ea9y th\u00f4ng qua c\u00e1c t\u00e0i kho\u1ea3n m\u00f4 ph\u1ecfng, sau \u0111\u00f3 s\u1eed d\u1ee5ng ti\u1ec1n c\u1ee7a ch\u00ednh m\u00ecnh \u0111\u1ec3 giao d\u1ecbch theo th\u1eddi gian th\u1ef1c, l\u1eadp k\u1ebf ho\u1ea1ch h\u1ee3p l\u00fd c\u00e1c v\u1ecb tr\u00ed v\u00e0 l\u00e0m t\u1ed1t c\u00f4ng vi\u1ec7c ki\u1ec3m so\u00e1t r\u1ee7i ro.<\/p>","protected":false},"excerpt":{"rendered":"

Th\u00e2m nh\u1eadp logic c\u01a1 b\u1ea3n c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 ph\u00e1i sinh v\u00e0 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 hi\u1ec7u qu\u1ea3 v\u1ed1n \u0111\u1ec3 x\u00e2y d\u1ef1ng l\u1ea1i tr\u00f2 ch\u01a1i trong to\u00e0n chu k\u1ef3! B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p ki\u1ebfn \u200b\u200bth\u1ee9c khoa h\u1ecdc chuy\u00ean s\u00e2u v\u1ec1 b\u1ea3n ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng nh\u1eb9 nh\u00e0ng c\u1ee7a t\u00e0i s\u1ea3n c\u1ee7a H\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD), \u201ckh\u00f4ng c\u00f3 quy\u1ec1n s\u1edf h\u1eefu v\u1eadt ch\u1ea5t v\u00e0 thanh to\u00e1n ch\u00eanh l\u1ec7ch ti\u1ec1n m\u1eb7t thu\u1ea7n t\u00fay\u201d. Lo\u1ea1i b\u1ecf to\u00e0n di\u1ec7n c\u00e1c l\u1ee3i th\u1ebf ph\u00f2ng ng\u1eeba r\u1ee7i ro c\u1ee7a c\u01a1 ch\u1ebf hai chi\u1ec1u d\u00e0i v\u00e0 ng\u1eafn trong th\u1ecb tr\u01b0\u1eddng gi\u00e1 xu\u1ed1ng, \u0111\u1ed3ng th\u1eddi so s\u00e1nh r\u00f5 r\u00e0ng c\u00e1c ranh gi\u1edbi ki\u1ec3m so\u00e1t r\u1ee7i ro k\u00e9p c\u1ee7a t\u1ef7 su\u1ea5t l\u1ee3i nhu\u1eadn ban \u0111\u1ea7u v\u00e0 duy tr\u00ec, \u0111\u1ed3ng th\u1eddi b\u1eaft \u0111\u1ea7u v\u1edbi s\u1ef1 kh\u00e1c bi\u1ec7t to\u00e0n di\u1ec7n v\u1ec1 chi ph\u00ed n\u1eafm gi\u1eef v\u00e0 h\u1ea1n ch\u1ebf giao d\u1ecbch gi\u1eefa CFD, c\u1ed5 phi\u1ebfu v\u1eadt ch\u1ea5t truy\u1ec1n th\u1ed1ng v\u00e0 v\u00e0ng.<\/p>","protected":false},"author":1,"featured_media":10377,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[122],"tags":[1279,1294,1280],"class_list":["post-10376","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-1279","tag-1294","tag-1280"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10376","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=10376"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10376\/revisions"}],"predecessor-version":[{"id":10379,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10376\/revisions\/10379"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/10377"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=10376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=10376"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=10376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}