片语
hinge joint[机] 铰链接合
knuckle-joint coining press肘接式压印压力机
knuckle centre joint end球状关节头
knuckle-joint drive肘桿驱动
knuckle andsocket joint链球形连接
knuckle-joint press曲柄压力机
knuckle-joint knurling tool肘接式滚花刀
knuckle-joint knurler关节压花刀
knuckle centre joint press肘接式压力机
pin joint关节接头;铰链接合;枢接