sliding contact
短语词组
- sliding -contact bearings 滑动轴承
- sliding metal contact 滑动金属触点
- sliding electric contact material 滑动电接触材料
- sliding electrical contact materials 滑动电接触
- sliding electrical contact 滑动电接点
- sliding g contact 滑动接触
- coil with sliding contact 滑触线圈 返回 sliding contact