{"id":8718,"date":"2026-06-28T11:00:07","date_gmt":"2026-06-28T11:00:07","guid":{"rendered":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/2026\/06\/28\/2818-giai-ma-thang-may-khong-ho-pit-co-thuc-su-hieu-qua-cho-nha-pho-tai-viet-nam\/"},"modified":"2026-06-28T11:00:07","modified_gmt":"2026-06-28T11:00:07","slug":"2818-giai-ma-thang-may-khong-ho-pit-co-thuc-su-hieu-qua-cho-nha-pho-tai-viet-nam","status":"publish","type":"post","link":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/2026\/06\/28\/2818-giai-ma-thang-may-khong-ho-pit-co-thuc-su-hieu-qua-cho-nha-pho-tai-viet-nam\/","title":{"rendered":"Gi\u1ea3i M\u00e3 Thang M\u00e1y Kh\u00f4ng H\u1ed1 PIT: C\u00f3 Th\u1ef1c S\u1ef1 Hi\u1ec7u Qu\u1ea3 Cho Nh\u00e0 Ph\u1ed1 T\u1ea1i Vi\u1ec7t Nam?"},"content":{"rendered":"<p>R\u1ea5t nhi\u1ec1u ch\u1ee7 nh\u00e0 h\u1ecfi t\u00f4i: \u201cNh\u00e0 ho\u00e0n thi\u1ec7n, m\u00f3ng \u0111\u1ed5 b\u00ea t\u00f4ng ch\u1eafc ch\u1eafn, l\u00e0m sao l\u1eafp thang m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1eadp n\u1ec1n?\u201d \u0110\u00e2y l\u00e0 l\u00fd do d\u00f2ng thang kh\u00f4ng h\u1ed1 PIT c\u1ef1c k\u1ef3 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n. D\u01b0\u1edbi g\u00f3c \u0111\u1ed9 k\u1ef9 thu\u1eadt vi\u00ean h\u01a1n 15 n\u0103m trong ngh\u1ec1, t\u00f4i s\u1ebd b\u00f3c t\u00e1ch s\u1ef1 th\u1eadt: Lo\u1ea1i thang n\u00e0y th\u1ef1c s\u1ef1 \u01b0u vi\u1ec7t \u1edf \u0111\u00e2u, h\u1ea1n ch\u1ebf l\u00e0 g\u00ec v\u00e0 nh\u1eefng \u0111i\u1ec1u m\u00e0 Catalogue th\u01b0\u1eddng \u201cl\u1edd \u0111i\u201d..<\/p>\n<h2>T\u00ecm Hi\u1ec3u V\u1ec1 H\u1ed1 PIT: T\u1ea1i Sao N\u00f3 L\u00e0 Th\u00e1ch Th\u1ee9c V\u1edbi C\u00e1c C\u00f4ng Tr\u00ecnh C\u1ea3i T\u1ea1o?<\/h2>\n<p>V\u1edbi thang m\u00e1y th\u00f4ng th\u01b0\u1eddng, h\u1ed1 PIT l\u00e0 kho\u1ea3ng tr\u1ed1ng s\u00e2u d\u01b0\u1edbi s\u00e0n t\u1ea7ng tr\u1ec7t \u2014 t\u1eeb 500mm t\u1edbi 1.200mm \u2014 nh\u1eb1m \u0111\u1eb7t b\u1ed9 gi\u1ea3m ch\u1ea5n, h\u1ec7 th\u1ed1ng c\u00e1p v\u00e0 c\u00e1c thi\u1ebft b\u1ecb an to\u00e0n ph\u00eda \u0111\u00e1y gi\u1ebfng thang. \u0110\u00e2y l\u00e0 quy \u0111\u1ecbnh b\u1eaft bu\u1ed9c trong ti\u00eau chu\u1ea9n EN 81-20 d\u00e0nh cho d\u00f2ng thang m\u00e1y \u0111i\u1ec7n k\u00e9o c\u00e1p truy\u1ec1n th\u1ed1ng.<\/p>\n<p>S\u1ef1 c\u1ed1 x\u1ea3y ra khi nh\u00e0 \u0111\u00e3 ho\u00e0n thi\u1ec7n: \u0111\u1eadp n\u1ec1n b\u00ea t\u00f4ng t\u1ea7ng tr\u1ec7t \u0111\u00e0o h\u1ed1 PIT c\u1ef1c k\u1ef3 r\u1eafc r\u1ed1i, t\u1ed1n k\u00e9m v\u00e0 c\u00f3 th\u1ec3 kh\u00f4ng th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c n\u1ebfu m\u00f3ng kh\u00f4ng cho ph\u00e9p. Ch\u00ednh v\u00ec v\u1eady, thang m\u00e1y kh\u00f4ng h\u1ed1 PIT \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng \u00e1n k\u1ef9 thu\u1eadt thi\u1ebft th\u1ef1c, ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1ec9 l\u00e0 chi\u00eau tr\u00f2 qu\u1ea3ng c\u00e1o.<\/p>\n<h2>Nguy\u00ean L\u00fd V\u1eadn H\u00e0nh: Y\u1ebfu T\u1ed1 N\u00e0o Thay Th\u1ebf H\u1ed1 PIT?<\/h2>\n<p>Thang m\u00e1y kh\u00f4ng h\u1ed1 PIT \u2014 hay c\u00f2n g\u1ecdi l\u00e0 Pit-less Elevator \/ Zero Pit Elevator \u2014 s\u1eed d\u1ee5ng m\u1ed9t trong hai c\u00f4ng ngh\u1ec7 ch\u00ednh:<\/p>\n<h3>1. C\u00f4ng Ngh\u1ec7 Truy\u1ec1n \u0110\u1ed9ng Th\u1ee7y L\u1ef1c (Hydraulic Drive)<\/h3>\n<p>\u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n \u0111\u01b0\u1ee3c ch\u1ecdn nhi\u1ec1u nh\u1ea5t cho d\u00f2ng kh\u00f4ng h\u1ed1 PIT. Bu\u1ed3ng cabin n\u00e2ng h\u1ea1 nh\u1edd xi-lanh th\u1ee7y l\u1ef1c \u0111\u1eb7t d\u01b0\u1edbi ho\u1eb7c b\u00ean c\u1ea1nh cabin, thay v\u00ec c\u00e1p k\u00e9o ph\u00eda tr\u00ean. \u0110i\u1ec3m c\u1ed9ng l\u00e0 kh\u00f4ng c\u1ea7n h\u1ed1 PIT s\u00e2u v\u00ec b\u1ed9 gi\u1ea3m ch\u1ea5n \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp trong xi-lanh.<\/p>\n<p>Tuy nhi\u00ean, t\u00f4i c\u1ea7n chia s\u1ebb th\u1eb3ng v\u1ec1 h\u1ea1n ch\u1ebf: h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c sinh nhi\u1ec7t khi v\u1eadn h\u00e0nh, v\u00e0 n\u1ebfu d\u1ea7u r\u00f2 r\u1ec9 \u2014 \u0111i\u1ec1u t\u00f4i t\u1eebng g\u1eb7p nhi\u1ec1u t\u1ea1i c\u00e1c c\u00f4ng tr\u00ecnh b\u1ea3o tr\u00ec \u2014 s\u1ebd g\u00e2y m\u00f9i v\u00e0 nguy c\u01a1 ch\u00e1y n\u1ed5 n\u1ebfu kh\u00f4ng x\u1eed l\u00fd k\u1ecbp th\u1eddi. Nhi\u1ec7t \u0111\u1ed9 d\u1ea7u t\u1ed1i \u01b0u l\u00e0 d\u01b0\u1edbi 60\u00b0C; \u1edf Vi\u1ec7t Nam, th\u1eddi ti\u1ebft n\u00f3ng \u1ea9m bu\u1ed9c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t c\u1ea7n \u0111\u01b0\u1ee3c ch\u0103m s\u00f3c th\u01b0\u1eddng xuy\u00ean h\u01a1n.<\/p>\n<h3>2. C\u00f4ng Ngh\u1ec7 Tr\u1ee5c V\u00edt (Screw Drive \/ Spindle Drive)<\/h3>\n<p>C\u00f4ng ngh\u1ec7 n\u00e0y \u1ee9ng d\u1ee5ng tr\u1ee5c v\u00edt inox quay \u0111\u1ec3 \u0111\u1ea9y cabin di chuy\u1ec3n \u2014 kh\u00f4ng c\u1ea7n d\u1ea7u, kh\u00f4ng c\u1ea7n c\u00e1p, c\u0169ng kh\u00f4ng c\u1ea7n bu\u1ed3ng m\u00e1y. T\u1ed1c \u0111\u1ed9 di chuy\u1ec3n kho\u1ea3ng 0,15 m\/s \u0111\u1ebfn 0,25 m\/s, ph\u00f9 h\u1ee3p nh\u00e0 \u1edf th\u1ea5p t\u1ea7ng t\u1eeb 3 \u0111\u1ebfn 6 t\u1ea7ng. T\u00ecm hi\u1ec3u th\u00eam th\u00f4ng tin v\u1ec1 <a href=\"https:\/\/thangmayitaly.com\/thang-may-khong-ho-pit-nha-pho\/\" target=\"_blank\" rel=\"noopener\">thang m\u00e1y kh\u00f4ng h\u1ed1 pit<\/a> \u0111\u1ec3 c\u00f3 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p.<\/p>\n<p>\u0110i\u1ec3m m\u1ea1nh n\u1ed5i b\u1eadt: k\u1ebft c\u1ea5u g\u1ecdn g\u00e0ng, an to\u00e0n cao, kh\u00f4ng c\u1ea7n d\u1ea7u. Nh\u01b0\u1ee3c \u0111i\u1ec3m: chi ph\u00ed \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u cao h\u01a1n, ti\u1ebfng \u1ed3n t\u1eeb tr\u1ee5c v\u00edt \u1edf v\u00e0i d\u00f2ng r\u1ebb ti\u1ec1n c\u00f3 th\u1ec3 g\u00e2y phi\u1ec1n khi cabin di chuy\u1ec3n \u2014 nh\u1ea5t l\u00e0 trong nh\u00e0 y\u00ean t\u0129nh ban \u0111\u00eam. <\/p>\n<h2>Th\u00f4ng S\u1ed1 K\u1ef9 Thu\u1eadt Quan Tr\u1ecdng Khi L\u1eafp Thang Kh\u00f4ng H\u1ed1 PIT<\/h2>\n<p>\u0110\u00e2y l\u00e0 ph\u1ea7n m\u00e0 \u0111a s\u1ed1 \u0111\u01a1n v\u1ecb t\u01b0 v\u1ea5n b\u00e1n h\u00e0ng th\u01b0\u1eddng b\u1ecf qua, nh\u01b0ng v\u1edbi k\u1ef9 thu\u1eadt vi\u00ean, \u0111\u00e2y m\u1edbi l\u00e0 \u0111i\u1ec3m then ch\u1ed1t.<\/p>\n<p>T\u1ea3i tr\u1ecdng (Capacity): C\u00e1c d\u00f2ng kh\u00f4ng h\u1ed1 PIT th\u00f4ng d\u1ee5ng cho gia \u0111\u00ecnh th\u01b0\u1eddng \u0111\u1ea1t m\u1ee9c t\u1ea3i t\u1eeb 250kg \u0111\u1ebfn 400kg (kho\u1ea3ng 3\u20135 ng\u01b0\u1eddi). N\u1ebfu gia \u0111\u00ecnh s\u1eed d\u1ee5ng xe l\u0103n, h\u00e3y ki\u1ec3m tra th\u1eadt k\u1ef9 t\u1ea3i tr\u1ecdng c\u00f9ng k\u00edch th\u01b0\u1edbc cabin th\u1ef1c t\u1ebf \u2014 b\u1ecf qua con s\u1ed1 tr\u00ean catalogue.<\/p>\n<p>T\u1ea7ng h\u00e0nh tr\u00ecnh (OH \u2013 Overhead Clearance): D\u1eabu kh\u00f4ng c\u1ea7n h\u1ed1 PIT, b\u1ea1n v\u1eabn y\u00eau c\u1ea7u chi\u1ec1u cao t\u1ea7ng tr\u00ean c\u00f9ng t\u1eeb 2.400mm \u2013 2.600mm t\u00ednh t\u1eeb s\u00e0n. T\u00f4i \u0111\u00e3 t\u1eebng kh\u1ea3o s\u00e1t nhi\u1ec1u ng\u00f4i nh\u00e0 \u1edf TP.HCM c\u00f3 tr\u1ea7n t\u1ea7ng th\u01b0\u1ee3ng 2,2m \u2014 tr\u01b0\u1eddng h\u1ee3p n\u00e0y c\u1ea7n c\u1ea5u tr\u00fac l\u1ea1i tr\u1ea7n ho\u1eb7c ch\u1ecdn thang c\u00f3 OH th\u1ea5p \u0111\u1eb7c bi\u1ec7t.<\/p>\n<p>K\u00edch th\u01b0\u1edbc h\u1ed1 thang (Shaft Dimensions): \u0110\u1ed1i v\u1edbi nh\u00e0 ph\u1ed1 di\u1ec7n t\u00edch nh\u1ecf, h\u1ed1 thang t\u1ed1i thi\u1ec3u cho lo\u1ea1i kh\u00f4ng h\u1ed1 PIT th\u01b0\u1eddng \u0111\u1ea1t 1.000mm x 1.100mm \u2014 nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi thang c\u00e1p th\u00f4ng th\u01b0\u1eddng.<\/p>\n<p>H\u1ed1 PIT t\u1ed1i thi\u1ec3u: D\u00f9 \u0111\u01b0\u1ee3c g\u1ecdi \u201ckh\u00f4ng h\u1ed1 PIT\u201d, nhi\u1ec1u d\u00f2ng v\u1eabn c\u1ea7n h\u1ed1 n\u00f4ng t\u1eeb 0mm \u0111\u1ebfn 50mm t\u1ea1i s\u00e0n tr\u1ec7t. \u0110\u00e2y l\u00e0 \u0111i\u1ec3m c\u1ea7n l\u00e0m r\u00f5 v\u1edbi \u0111\u01a1n v\u1ecb thi c\u00f4ng tr\u01b0\u1edbc khi k\u00fd h\u1ee3p \u0111\u1ed3ng.<\/p>\n<h2>Ph\u00e2n T\u00edch K\u1ef9 Thu\u1eadt: Thang Kh\u00f4ng H\u1ed1 PIT vs. Thang Truy\u1ec1n Th\u1ed1ng<\/h2>\n<h2>\u0110\u00e1nh Gi\u00e1 An To\u00e0n: Thang Kh\u00f4ng H\u1ed1 PIT C\u00f3 \u0110\u00e1ng Tin C\u1eady?<\/h2>\n<p>T\u00f4i nghe c\u00e2u h\u1ecfi n\u00e0y r\u1ea5t nhi\u1ec1u, xin tr\u1ea3 l\u1eddi l\u00e0 c\u00f3 \u2014 n\u1ebfu thi c\u00f4ng \u0111\u00fang ti\u00eau chu\u1ea9n v\u00e0 s\u1eed d\u1ee5ng linh ki\u1ec7n zin. C\u00e1c thang m\u00e1y kh\u00f4ng h\u1ed1 PIT ch\u1ea5t l\u01b0\u1ee3ng v\u1eabn trang b\u1ecb \u0111\u1ee7 c\u00e1c h\u1ec7 th\u1ed1ng an to\u00e0n b\u1eaft bu\u1ed9c:<\/p>\n<ul>\n<li>B\u1ed9 h\u00e3m an to\u00e0n (Safety Gear): K\u1eb9p ch\u1eb7t cabin v\u00e0o ray ngay khi cabin r\u01a1i ho\u1eb7c v\u01b0\u1ee3t t\u1ed1c.<\/li>\n<\/ul>\n<ul>\n<li>C\u1ea3m bi\u1ebfn tia h\u1ed3ng ngo\u1ea1i: Ph\u00e1t hi\u1ec7n ng\u01b0\u1eddi ho\u1eb7c \u0111\u1ed3 v\u1eadt, ng\u0103n ch\u1eb7n c\u1eeda \u0111\u00f3ng khi \u0111ang c\u00f3 v\u1eadt c\u1ea3n.<\/li>\n<\/ul>\n<ul>\n<li>H\u1ec7 th\u1ed1ng c\u1ee9u h\u1ed9 t\u1ef1 \u0111\u1ed9ng ARD: Khi m\u1ea5t \u0111i\u1ec7n, ARD t\u1ef1 \u0111\u01b0a cabin v\u1ec1 t\u1ea7ng g\u1ea7n nh\u1ea5t v\u00e0 m\u1edf c\u1eeda.<\/li>\n<\/ul>\n<ul>\n<li>Van an to\u00e0n (Safety Valve) \u2013 d\u00f9ng cho th\u1ee7y l\u1ef1c: Tr\u00e1nh vi\u1ec7c cabin h\u1ea1 \u0111\u1ed9t ng\u1ed9t khi \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c g\u1eb7p s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n<p>M\u1ed9t case th\u1ef1c t\u1ebf: t\u00f4i t\u1eebng ti\u1ebfp nh\u1eadn b\u1ea3o tr\u00ec thang th\u1ee7y l\u1ef1c kh\u00f4ng h\u1ed1 PIT t\u1eeb \u0111\u01a1n v\u1ecb kh\u00e1c \u2014 h\u1ecd \u0111\u00e3 d\u00f9ng van th\u01b0\u1eddng thay cho van an to\u00e0n. Kh\u00e1ch h\u00e0ng kh\u00f4ng h\u1ec1 bi\u1ebft, s\u1eed d\u1ee5ng 2 n\u0103m kh\u00f4ng sao, nh\u01b0ng nguy c\u01a1 lu\u00f4n hi\u1ec7n h\u1eefu. Ki\u1ec3m \u0111\u1ecbnh an to\u00e0n theo quy \u0111\u1ecbnh kh\u00f4ng ch\u1ec9 l\u00e0 th\u1ee7 t\u1ee5c, m\u00e0 l\u00e0 s\u1ef1 b\u1ea3o v\u1ec7 th\u1ef1c s\u1ef1 cho b\u1ea1n.<\/p>\n<h2>Nh\u1eefng Kinh Nghi\u1ec7m Ch\u1ec9 K\u1ef9 Thu\u1eadt Vi\u00ean L\u00e2u N\u0103m M\u1edbi Tr\u1ea3i Qua<\/h2>\n<h3>N\u01b0\u1edbc Ng\u1ea5m V\u00e0o H\u1ed1 \u0110\u1eb7t Xi-Lanh<\/h3>\n<p>V\u1edbi d\u00f2ng thang th\u1ee7y l\u1ef1c, xi-lanh th\u01b0\u1eddng n\u1eb1m t\u1ea1i h\u1ed1 n\u00f4ng d\u01b0\u1edbi s\u00e0n. \u1ede TP.HCM, n\u1ec1n tr\u1ec7t th\u01b0\u1eddng b\u1ecb th\u1ea5m n\u01b0\u1edbc ng\u1ea7m trong m\u00f9a m\u01b0a. N\u1ebfu thi\u1ebfu l\u1edbp ch\u1ed1ng th\u1ea5m v\u00e0 tho\u00e1t n\u01b0\u1edbc, d\u1ea7u th\u1ee7y l\u1ef1c ti\u1ebfp x\u00fac n\u01b0\u1edbc l\u00e0 b\u00e0i to\u00e1n b\u1ea3o tr\u00ec ph\u1ee9c t\u1ea1p.<\/p>\n<h3>L\u1ed7i Bi\u1ebfn T\u1ea7n Th\u01b0\u1eddng G\u1eb7p<\/h3>\n<p>V\u1edbi d\u00f2ng thang tr\u1ee5c v\u00edt, bi\u1ebfn t\u1ea7n ch\u1ec9nh t\u1ed1c l\u00e0 linh ki\u1ec7n nhanh h\u1ecfng nh\u1ea5t \u2014 nh\u1ea5t l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n b\u1ee5i v\u00e0 \u0111\u1ed9 \u1ea9m cao. L\u1ed7i th\u01b0\u1eddng th\u1ea5y l\u00e0 overheat v\u00e0 overcurrent fault. Ch\u00fang t\u00f4i lu\u00f4n ki\u1ec3m tra qu\u1ea1t l\u00e0m m\u00e1t v\u00e0 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn t\u1ea7n m\u1ed7i khi b\u1ea3o tr\u00ec.<\/p>\n<h3>Ti\u1ebfng K\u00eau L\u1ea1 C\u1ee7a Tr\u1ee5c V\u00edt<\/h3>\n<p>Sau 5\u20137 n\u0103m, ren tr\u1ee5c v\u00edt m\u00f2n d\u1ea7n v\u00e0 sinh ti\u1ebfng k\u00eau kh\u00f4 \u2014 \u0111\u1eb7c bi\u1ec7t v\u00e0o ban \u0111\u00eam. Vi\u1ec7c tra m\u1ee1 chuy\u00ean d\u1ee5ng \u0111\u00fang \u0111\u1ecbnh k\u1ef3 l\u00e0 b\u1eaft bu\u1ed9c trong m\u1ed7i l\u1ea7n b\u1ea3o tr\u00ec. <\/p>\n<h2>Lo\u1ea1i C\u00f4ng Tr\u00ecnh Ph\u00f9 H\u1ee3p V\u1edbi Thang Kh\u00f4ng H\u1ed1 PIT?<\/h2>\n<p>D\u1ef1a v\u00e0o th\u1ef1c t\u1ebf tri\u1ec3n khai, ch\u00fang t\u00f4i th\u1ea5y d\u00f2ng thang n\u00e0y t\u1ed1i \u01b0u nh\u1ea5t cho: T\u00ecm hi\u1ec3u th\u00eam th\u00f4ng tin v\u1ec1 <a href=\"https:\/\/thangmayitaly.com\/thang-may-khong-ho-pit-nha-pho\/\" target=\"_blank\" rel=\"noopener\">thang m\u00e1y kh\u00f4ng h\u1ed1 pit<\/a> \u0111\u1ec3 c\u00f3 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p.<\/p>\n<ul>\n<li>Nh\u00e0 ph\u1ed1 t\u1eeb 3\u20136 t\u1ea7ng \u0111\u00e3 ho\u00e0n thi\u1ec7n ho\u1eb7c \u0111ang \u1edf, kh\u00f4ng th\u1ec3 \u0111\u00e0o h\u1ed1 PIT.<\/li>\n<\/ul>\n<ul>\n<li>Bi\u1ec7t th\u1ef1 c\u0169 c\u1ea3i t\u1ea1o, n\u01a1i th\u1ea9m m\u1ef9 v\u00e0 k\u1ebft c\u1ea5u kh\u00f4ng \u0111\u01b0\u1ee3c thay \u0111\u1ed5i.<\/li>\n<\/ul>\n<ul>\n<li>C\u01a1 s\u1edf kinh doanh nh\u1ecf nh\u01b0 v\u0103n ph\u00f2ng, ph\u00f2ng kh\u00e1m 4\u20135 t\u1ea7ng, l\u01b0u l\u01b0\u1ee3ng kh\u00e1ch v\u1eeba ph\u1ea3i.<\/li>\n<\/ul>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu nh\u00e0 x\u00e2y m\u1edbi kh\u00f4ng b\u1ecb v\u01b0\u1edbng v\u1ec1 h\u1ed1 PIT, n\u00ean \u01b0u ti\u00ean thang c\u00e1p Gearless \u2014 t\u1ed1c \u0111\u1ed9 cao, t\u1ea3i tr\u1ecdng t\u1ed1t, chi ph\u00ed duy tr\u00ec th\u1ea5p. <\/p>\n<h2>G\u00f3c Nh\u00ecn K\u1ef9 Thu\u1eadt: L\u1eddi Khuy\u00ean Cu\u1ed1i C\u00f9ng<\/h2>\n<p>Thang kh\u00f4ng h\u1ed1 PIT l\u00e0 l\u1eddi gi\u1ea3i k\u1ef9 thu\u1eadt \u0111\u1ea7y gi\u00e1 tr\u1ecb, kh\u00f4ng ph\u1ea3i chi\u00eau tr\u00f2 marketing. Gi\u00e1 tr\u1ecb \u0111\u00f3 ch\u1ec9 ph\u00e1t huy khi b\u1ea1n ch\u1ecdn c\u00f4ng ngh\u1ec7 chu\u1ea9n, thi\u1ebft b\u1ecb r\u00f5 ngu\u1ed3n g\u1ed1c v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 \u2014 thay v\u00ec \u0111\u1ee3i h\u1ecfng m\u1edbi g\u1ecdi s\u1eeda.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u1ea5t nhi\u1ec1u ch\u1ee7 nh\u00e0 h\u1ecfi t\u00f4i: \u201cNh\u00e0 ho\u00e0n thi\u1ec7n, m\u00f3ng \u0111\u1ed5 b\u00ea t\u00f4ng ch\u1eafc ch\u1eafn, l\u00e0m sao l\u1eafp thang m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1eadp n\u1ec1n?\u201d \u0110\u00e2y l\u00e0 l\u00fd do d\u00f2ng thang kh\u00f4ng h\u1ed1 PIT c\u1ef1c k\u1ef3 \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n. D\u01b0\u1edbi g\u00f3c \u0111\u1ed9 k\u1ef9 thu\u1eadt vi\u00ean h\u01a1n 15 n\u0103m trong ngh\u1ec1, t\u00f4i s\u1ebd b\u00f3c t\u00e1ch s\u1ef1 th\u1eadt: [&#8230;]\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8718","post","type-post","status-publish","format-standard","hentry","category-khong-phan-loai"],"_links":{"self":[{"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/posts\/8718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/comments?post=8718"}],"version-history":[{"count":0,"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/posts\/8718\/revisions"}],"wp:attachment":[{"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/media?parent=8718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/categories?post=8718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/daotaotructuyentiengtrung.edu.vn\/index.php\/wp-json\/wp\/v2\/tags?post=8718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}