[ChanhKien.org]<\/b><\/p>\n
Xe ng\u1ef1a l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n \u0111i l\u1ea1i quan tr\u1ecdng c\u1ee7a ng\u01b0\u1eddi th\u1eddi x\u01b0a, \u0111\u1ed3ng th\u1eddi \u0111\u00f3 c\u0169ng l\u00e0 nh\u00e2n t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 gi\u00e0nh \u0111\u01b0\u1ee3c chi\u1ebfn th\u1eafng trong c\u00e1c cu\u1ed9c chi\u1ebfn tranh. Chi\u1ebfn xa l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n ch\u1ee7 y\u1ebfu trong chi\u1ebfn tr\u1eadn th\u1eddi x\u01b0a, khi \u0111\u00e1nh tr\u1eadn th\u00ec c\u1ea7n \u0111i nhanh ti\u1ebfn xa, t\u1ea5n c\u00f4ng k\u1ebb \u0111\u1ecbch, nhanh ch\u00f3ng gi\u00e0nh ti\u00ean c\u01a1 (ch\u1edbp th\u1eddi c\u01a1 chi\u1ebfm nh\u1eefng y\u1ebfu t\u1ed1 l\u1ee3i th\u1ebf), n\u00ean k\u1ef9 n\u0103ng c\u1ee7a ng\u01b0\u1eddi \u0111\u00e1nh xe ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh t\u1edbi th\u00e0nh b\u1ea1i c\u1ee7a cu\u1ed9c chi\u1ebfn. Trong b\u00e0i n\u00e0y ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 ng\u0169 ng\u1ef1, l\u00e0 5 k\u1ef9 thu\u1eadt \u0111\u00e1nh xe m\u00e0 ng\u01b0\u1eddi x\u01b0a c\u1ea7n ph\u1ea3i n\u1eafm v\u1eefng.<\/p>\n
\u0110\u00e1nh xe nh\u01b0 th\u1ebf n\u00e0o m\u1edbi \u0111\u1ea1t \u0111\u1ebfn thi\u00ean \u0111\u1ea1o? Tr\u01b0\u1edbc ti\u00ean ch\u00fang ta h\u00e3y xem c\u00e2u chuy\u1ec7n c\u1ed5 nh\u00e2n h\u1ecdc \u0111\u00e1nh xe.<\/p>\n
Tri\u1ec7u T\u01b0\u01a1ng T\u1eed h\u1ecdc \u0111\u00e1nh xe v\u1edbi V\u01b0\u01a1ng Vu K\u1ef3. Khi h\u1ecdc xong, tr\u01b0\u1edbc l\u00fac v\u1ec1 nh\u00e0, Tri\u1ec7u t\u1ec9 th\u00ed c\u00f4ng phu \u0111\u00e1nh xe v\u1edbi V\u01b0\u01a1ng Vu K\u1ef3. L\u1ea7n t\u1ec9 th\u00ed th\u1ee9 nh\u1ea5t Tri\u1ec7u T\u01b0\u01a1ng T\u1eed thua, b\u00e8n n\u00f3i: \u201cKh\u00f4ng \u0111\u00fang kh\u00f4ng \u0111\u00fang, l\u00e0 do ng\u1ef1a c\u1ee7a ta kh\u00f4ng t\u1ed1t.\u201d Th\u1ea5y th\u1ebf V\u01b0\u01a1ng Vu K\u1ef3 \u0111\u1ed5i ng\u1ef1a cho Tri\u1ec7u T\u01b0\u01a1ng T\u1eed r\u1ed3i ti\u1ebfp t\u1ee5c t\u1ec9 th\u00ed. L\u1ea7n t\u1ec9 th\u00ed th\u1ee9 hai Tri\u1ec7u T\u01b0\u01a1ng T\u1eed l\u1ea1i thua, Tri\u1ec7u n\u00f3i: \u201cKh\u00f4ng \u0111\u00fang kh\u00f4ng \u0111\u00fang, l\u00e0 do xe c\u1ee7a ta c\u0169ng kh\u00f4ng t\u1ed1t.\u201d V\u01b0\u01a1ng Vu K\u1ef3 th\u1ea5y th\u1ebf b\u00e8n \u0111\u1ed5i xe ng\u1ef1a v\u1edbi Tri\u1ec7u. L\u1ea7n t\u1ec9 th\u00ed th\u1ee9 ba Tri\u1ec7u T\u01b0\u01a1ng T\u1eed \u0111\u00e1nh xe ng\u1ef1a c\u1ee7a V\u01b0\u01a1ng Vu K\u1ef3, V\u01b0\u01a1ng Vu K\u1ef3 \u0111\u00e1nh xe c\u1ee7a Tri\u1ec7u T\u01b0\u01a1ng T\u1eed, k\u1ebft qu\u1ea3 Tri\u1ec7u v\u1eabn thua. L\u1ea7n n\u00e0y Tri\u1ec7u T\u01b0\u01a1ng T\u1eed l\u1ea1i vi\u1ec7n l\u00fd do: \u201cL\u00e0 do huynh kh\u00f4ng d\u1ea1y h\u1ebft k\u1ef9 thu\u1eadt cho ta, n\u1ebfu kh\u00f4ng sao l\u1ea7n n\u00e0y xe c\u1ee7a ta t\u1ed1t h\u01a1n nh\u01b0ng ta v\u1eabn thua huynh?\u201d, Tri\u1ec7u ho\u00e0i nghi V\u01b0\u01a1ng Vu K\u1ef3 gi\u1ea5u ngh\u1ec1 cho ri\u00eang m\u00ecnh. V\u01b0\u01a1ng n\u00f3i: \u201cK\u1ef9 thu\u1eadt th\u00ec ta \u0111\u00e3 ch\u1ec9 d\u1ea1y h\u1ebft cho huynh r\u1ed3i. Khi \u0111\u00e1nh xe th\u00ec ng\u1ef1a ph\u1ea3i li\u1ec1n v\u1edbi xe, d\u00f9ng t\u00e2m \u0111i\u1ec1u khi\u1ec3n ng\u1ef1a. Nh\u01b0ng c\u00f2n huynh, khi b\u1ecb t\u1ee5t l\u1ea1i ph\u00eda sau ta th\u00ec c\u1ee9 mu\u1ed1n v\u01b0\u1ee3t qua ta, khi h\u01a1n ta r\u1ed3i l\u1ea1i e ta s\u1ebd th\u1eafng huynh. Huynh \u0111\u00e1nh xe ng\u1ef1a nh\u01b0ng t\u00e2m huynh ch\u1ec9 \u0111\u1eb7t \u1edf n\u01a1i ta, th\u00ec l\u00e0m sao c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u1ebfn t\u1ed1c tr\u00ed vi\u1ec5n?\u201d<\/p>\n
C\u00e2u chuy\u1ec7n n\u00e0y \u0111\u00e3 n\u00f3i r\u00f5 cho ch\u00fang ta m\u1ed9t \u0111\u1ea1o l\u00fd th\u00e2m s\u00e2u: \u0111\u00e1nh xe c\u1ea7n c\u00f3 k\u1ef9 ph\u00e1p, nh\u01b0ng quan tr\u1ecdng h\u01a1n l\u00e0 c\u1ea7n c\u00f3 t\u00e2m ph\u00e1p. T\u00e2m ph\u00e1p li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 c\u1ea3nh gi\u1edbi t\u00e2m c\u1ee7a con ng\u01b0\u1eddi. K\u1ef9 ph\u00e1p th\u00ec th\u00f4ng qua mi\u1ec7ng n\u00f3i, tai nghe th\u00ec th\u1ea7y c\u00f3 th\u1ec3 truy\u1ec1n l\u1ea1i cho tr\u00f2, r\u1ed3i qua qu\u00e1 tr\u00ecnh luy\u1ec7n t\u1eadp l\u00e0 c\u00f3 th\u1ec3 n\u1eafm v\u1eefng \u0111\u01b0\u1ee3c, c\u00f2n t\u00e2m ph\u00e1p th\u00ec ng\u01b0\u1eddi h\u1ecdc ph\u1ea3i t\u1ef1 m\u00ecnh ng\u1ed9, tu t\u00e2m, \u0111\u1ec1 cao c\u1ea3nh gi\u1edbi t\u00e2m t\u00ednh th\u00ec m\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c. T\u00e2m ph\u00e1p l\u00e0 th\u1ee9 ph\u1ea3i \u0111\u01b0\u1ee3c trui r\u00e8n l\u00e2u d\u00e0i, kh\u00f4ng ph\u1ea3i l\u00e0 vi\u1ec7c ng\u00e0y m\u1ed9t ng\u00e0y hai m\u00e0 c\u00f3 \u0111\u01b0\u1ee3c. T\u00e2m ph\u00e1p \u0111\u00e1nh xe c\u1ee7a V\u01b0\u01a1ng Vu K\u1ef3 ch\u00ednh l\u00e0 khi ng\u01b0\u1eddi \u0111\u00e1nh xe \u0111\u00e3 tu b\u1ecf \u0111\u01b0\u1ee3c t\u00e2m c\u1ea7u danh c\u1ea7u l\u1ee3i, chuy\u00ean t\u00e2m to\u00e0n ch\u00ed v\u00e0o vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n xe, ng\u1ef1a, th\u00ec ng\u01b0\u1eddi v\u00e0 xe, ng\u1ef1a \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 h\u00e0i ho\u00e0 cao \u0111\u1ed9, ph\u1ed1i h\u1ee3p nh\u1ea5t tr\u00ed, \u0111\u1ed3ng t\u00e2m \u0111\u1ed3ng \u0111\u1ee9c, t\u1ec1 t\u00e2m hi\u1ec7p l\u1ef1c, sau \u0111\u00f3 m\u1edbi c\u00f3 th\u1ec3 ti\u1ebfn t\u1ed1c tr\u00ed vi\u1ec5n [1].<\/p>\n
Khi m\u1ed9t ng\u01b0\u1eddi \u0111\u00e1nh xe \u0111\u1ea1t \u0111\u01b0\u1ee3c ho\u00e0 h\u1ee3p cao \u0111\u1ed9 v\u1edbi c\u1ea3 ng\u1ef1a v\u00e0 xe, th\u00ec ng\u01b0\u1eddi \u0111\u00f3 s\u1ebd h\u00f2a h\u1ee3p nh\u1ea5t tr\u00ed v\u1edbi nh\u1eefng ng\u01b0\u1eddi xung quanh, v\u1edbi c\u00e1c th\u00e0nh vi\u00ean trong gia \u0111\u00ecnh c\u0169ng nh\u01b0 v\u1edbi m\u00f4i tr\u01b0\u1eddng x\u00e3 h\u1ed9i; d\u1ea7n d\u1ea7n t\u00e2m th\u00e1i \u1ea5y s\u1ebd th\u00e0nh t\u1ef1 nhi\u00ean, s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00e0i ho\u00e0 h\u1ee3p nh\u1ea5t v\u1edbi tr\u1eddi \u0111\u1ea5t, \u0111\u00f3 c\u0169ng l\u00e0 c\u1ea3nh gi\u1edbi cao thi\u00ean nh\u00e2n h\u1ee3p nh\u1ea5t, c\u0169ng l\u00e0 c\u1ea3nh gi\u1edbi cao c\u1ee7a \u0111\u1ea1o tu th\u00e2n c\u1ee7a ng\u01b0\u1eddi x\u01b0a. Ng\u01b0\u1eddi nh\u01b0 th\u1ebf t\u1ec1 gia th\u00ec gia \u0111\u1ea1o ho\u00e0 thu\u1eadn, tr\u1ecb qu\u1ed1c th\u00ec qu\u1ed1c s\u1ebd an \u1ed5n, b\u00ecnh thi\u00ean h\u1ea1 th\u00ec thi\u00ean h\u1ea1 s\u1ebd th\u00e1i b\u00ecnh [2]. Trong vi\u1ec7c t\u1ec1 gia tr\u1ecb qu\u1ed1c b\u00ecnh thi\u00ean h\u1ea1, kh\u00f4ng tuy\u1ec3n ch\u1ecdn ng\u01b0\u1eddi nh\u01b0 th\u1ebf th\u00ec s\u1ebd tuy\u1ec3n ai \u0111\u00e2y?<\/p>\n
(c\u00f2n ti\u1ebfp)<\/p>\n
[1] \u0110i \u0111\u01b0\u1ee3c nhanh, ti\u1ebfn \u0111\u01b0\u1ee3c xa<\/p>\n
[2] B\u1ea3n g\u1ed1c: “t\u1ec1 gia t\u1eafc gia t\u1ec1, tr\u1ecb qu\u1ed1c t\u1eafc qu\u1ed1c tr\u1ecb, b\u00ecnh thi\u00ean h\u1ea1 t\u1eafc thi\u00ean h\u1ea1 b\u00ecnh”<\/p>\n
Gia t\u1ec1: \u00dd n\u00f3i gia \u0111\u00ecnh n\u1ec1 n\u1ebfp, h\u00f2a thu\u1eadn<\/p>\n
Qu\u1ed1c tr\u1ecb: \u00dd n\u00f3i tr\u1ecb v\u00ec \u0111\u1ea5t n\u01b0\u1edbc \u0111\u01b0\u1ee3c t\u1ed1t<\/p>\n
Thi\u00ean h\u1ea1 b\u00ecnh: \u00dd n\u00f3i thi\u00ean h\u1ea1 y\u00ean b\u00ecnh, th\u00e1i b\u00ecnh<\/p>\n