推拉式拖拉机-铲运机
push-pull tractor-scraper
标准型轮式拖拉机
standard-type wheeled tractor
大功率轮式拖拉机
high-power wheeled tractor
Large-power wheel tractor
履带式拖拉机差速转向
track-type tractor differential steering
履带式拖拉机维修手册
track-type tractor service manual
轮式拖拉机-铲运机传动系
wheel tractor-scraper power train
轮式拖拉机-铲运机机器
wheel tractor-scraper machine
轮式拖拉机-铲运机空气系统
wheel tractor-scraper air system