half built-up crank shaft
无曲柄泵
no crank pump
暂无补充释义。
相关词条
crank-rocker mechanism
crank
eccentric press, hinged press, crank press
crank-operated chain tackle
crank
crank-operated steel roof
crank pin brass
no crank pump
暂无补充释义。
half built-up crank shaft
crank-rocker mechanism
crank
eccentric press, hinged press, crank press
crank-operated chain tackle
crank
crank-operated steel roof
crank pin brass