half built-up crank shaft
【建筑】凿井大钻机抓具
shaft sinking grab
暂无补充释义。
相关词条
main shaft
actuating shaft【机】;axle shaft【机】;drive shaft【机】
articulated axle【机】;articulated shaft【机】
shaft coupling with intermediate flexible disk
flexible shaft type vibrator【建】
driven shaft
lining (shaft insert, bush, bearing)