female end是什么意思

用法例句

Methods of eliminating the mouth deformation of the mine flame-proof magnetic starter;

矿用隔爆型磁力起动器止口变形的消除方法

During the process of automatic assembly of precise flangers,the workpieces are usually wedged and locked.

精密止口在进行自动装配作业时容易出现楔紧和卡阻现象,一直是此类装配作业的难点。