1) tractor scraper
拖拉机式铲运机
2) wheel tractor shovel
轮式拖拉铲运机
3) push-pull tractor-scraper
推拉式拖拉机-铲运机
4) dragscraper
拖拉铲运机
5) wheel tractor-scraper machine
轮式拖拉机-铲运机机器
6) towed scraper
拖式铲运机
1.
This text introduced that Yutong Heavy Industries had been developing the scraper for over forty years, the four periods in the development, and changed the pulley block into the hydraulic system to control the towed scraper.
综述了宇通重工历时40年开发、研制我国四代自行式铲运机以及用钢丝绳滑轮组系统改为液压系统操纵控制拖式铲运机的过程。
补充资料：拖拉
1.办事迟缓，不抓紧完成。 2.谓拖延。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条