挑战者（CHALLENGER）系列轮式&履带式拖拉机合集
作者: 环形物语
作者简介:
描述: https://www.youtube.com/watch?v=KUGPO7RXaSo&t=58s 00:00 Challenger 1000 Series 00:41 Challenger MT700 Series 01:32 Challenger MT800E Series 02:20 Challenger MT900 Series 03:00 Challenger MT600 Series 03:43 Challenger MT500 Series 04:20 Challenger MT400 Se
