Am hi\u1ec3u c\u00e1c tuy\u1ebfn v\u1eadn chuy\u1ec3n qu\u1ed1c t\u1ebf v\u1edbi c\u00e1c h\u00ecnh th\u1ee9c h\u00e0ng aircargo, air bao thu\u1ebf, air x\u00e1ch tay.<\/li>\n
Am hi\u1ec3u c\u00e1c tuy\u1ebfn v\u1eadn t\u1ea3i n\u1ed9i \u0111\u1ecba v\u1edbi c\u00e1c h\u00ecnh th\u1ee9c: air n\u1ed9i \u0111\u1ecba, \u0111\u01b0\u1eddng s\u1eaft n\u1ed9i \u0111\u1ecba, \u0111\u01b0\u1eddng b\u1ed9 B\u1eafc Nam v\u00e0 c\u00e1c t\u1ec9nh.<\/li>\n