butt muff couplingbutt-muff couplingcased-muff couplingrigid couplingsolid coupling刚性: rigidity; stiffness; inflexi ...联轴器: coupling; shaft coupling; jo ...刚性联轴器；刚性联接: rigid coupling非刚性联轴器: nonrigid coupling device可移式刚性联轴器: compensated rigid coupling下载手机词典可随时随地查词查翻译
