片语
Blowoff valve handle shaft放水阀手把轴
valve handle detail阀门手轮
Manual valve control handle手动减压阀控制手柄
valve rod[机] 阀桿
valve e handle阀桿
water valve handle[铁路]
valve stem[机] 阀桿
quick coupler valve handle快速联接器阀门手柄
off valve handle断油阀柄
bypass valve handle旁通阀手柄
control valve handle控制阀手柄