internal screw thread
短语词组
- internal ratio screw thread 內螺紋
- internal ratio screw thread finish 內螺紋瓶口
- internal screw thread finish 內螺紋瓶口
- Internal Screw Thread Bottom Hole 內螺紋底孔
- multiple -internal screw thread 導程多頭梯形內螺紋
- internal lock plate screw thread 內板鎖緊螺釘螺紋
- internal thread of ball screw 滾珠絲杠副內螺紋 返回 internal screw thread