Tractorwheel tracks are completely covered after tillage as the working width is much wider.
该机采用宽耕幅、对称悬挂使轮迹全部覆盖。
2
Aiming at the technological requirements of tractorwheel hub threading, the electrical and hydraulic control parts for tapping unit combination machine tool were designed.
针对拖拉机轮毂的攻丝工艺的要求，设计了组合攻丝机床的电气与液压控制部分。
3
She is not spooked when 18-wheeltractor-trailers roar past, but she keeps a death grip on the steering wheel.