V\u1eadn t\u1ea3i l\u1ec7ch v\u1ec1 \u0111\u01b0\u1eddng b\u1ed9, \u0111\u1ed9i chi ph\u00ed logistics<\/figcaption><\/figure>\nC\u00e1c chuy\u00ean gia cho r\u1eb1ng chi\u1ebfc b\u00e1nh xe n\u00e0y \u0111\u01b0\u1ee3c ng\u01b0\u1eddi Mesopotamia l\u1eafp v\u00e0o xe ng\u1ef1a. Tr\u01b0\u1edbc khi ph\u00e1t minh ra b\u00e1nh xe v\u00e0o n\u0103m 3500 TCN, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a x\u00e3 h\u1ed9i lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 b\u1ecb h\u1ea1n ch\u1ebf r\u1ea5t nhi\u1ec1u v\u00ec nh\u1eefng kh\u00f3 kh\u0103n trong kh\u00e2u v\u1eadn chuy\u1ec3n. Nh\u1eefng chi\u1ebfc xe k\u00e9o c\u00f3 b\u00e1nh xe ra \u0111\u1eddi \u0111\u00e3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho n\u1ec1n n\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng nghi\u1ec7p v\u00ec n\u00f3 gi\u00fap vi\u1ec7c di chuy\u1ec3n h\u00e0ng h\u00f3a t\u1eeb n\u01a1i n\u00e0y \u0111\u1ebfn n\u01a1i kh\u00e1c tr\u1edf n\u00ean d\u1ec5 d\u00e0ng, h\u1ea1n ch\u1ebf t\u1ed5n th\u1ea5t s\u1ee9c ng\u01b0\u1eddi c\u0169ng nh\u01b0 s\u1ee9c c\u1ee7a.<\/span><\/p>\nNh\u01b0 v\u1eady v\u1eadn t\u1ea3i \u0111\u01b0\u1eddng b\u1ed9 \u0111\u00e3 ra \u0111\u1eddi t\u1eeb r\u1ea5t s\u1edbm c\u00f9ng v\u1edbi l\u1ecbch s\u1eed h\u00ecnh th\u00e0nh lo\u00e0i ng\u01b0\u1eddi tr\u00ean tr\u00e1i \u0111\u1ea5t, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u \u0111i l\u1ea1i c\u1ee7a con ng\u01b0\u1eddi. Thu\u1edf ban s\u01a1, lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 bi\u1ebft l\u1ee3i d\u1ee5ng s\u1ee9c k\u00e9o c\u1ee7a v\u1eadt nu\u00f4i \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u di chuy\u1ec3n c\u1ee7a b\u1ea3n th\u00e2n v\u00e0 h\u00e0ng h\u00f3a. Theo \u0111\u00e0 ph\u00e1t tri\u00ean, con ng\u01b0\u1eddi ph\u00e1t minh ra c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn t\u1ea3i s\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 h\u01a1i n\u01b0\u1edbc, \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n.<\/span><\/p>\n