wheel tractor-scraper air system的意思|示意

铲运机空气系统 ...raper wheel scraper 轮式铲运机 wheel tractor-scraper machine 铲运机机器 wheel tractor-scraper air system 铲运机空气系统 ..

轮式拖拉机 ... wheel tractor power train；轮式拖拉机传动系 wheel tractor-scraper；轮式拖拉机-铲运机[刮土机] wheel tractor-scraper air system；轮式拖拉机-铲运机空气系统 ...