internal thread
短语词组
- internal rope thread 内圆牙螺纹
- internal screw thread finish 内螺纹瓶口
- internal screw thread 内螺纹;翻译
- internal tariff thread grinder 内螺纹磨床
- internal tariff thread 内螺纹
- internal port thread 内孔螺纹
- nptf internal pipe thread 美国标准锥管螺纹管内螺纹
- internal -thread 内螺纹
- parallel internal pipe thread 圆柱内管螺纹 返回 internal thread