短语词组短语center hinge pivot 中支框轴rigid hinge with single pivot 释义单轴硬铰链pivot hinge 枢轴摩擦;枢铰;枢轴铰链;门头铰PIVOT HINGE CARRE ' 轴头式铰链pivot hinge west bank 枢轴摩擦Non -antomatic pivot hinge 地轴 返回 hinge pivot