screw stem的意思|示意
螺杆
screw stem相关短语
1、 Diameter of Screw Stem 螺杆直径
2、 screw stem pump 螺杆泵
3、 Inside screw stem stop valve 下螺纹阀杆截止阀
4、 Outside screw stem stop valve 上螺纹阀杆截止阀
5、 Rational speed of Screw Stem 螺杆转速
6、 IS inside screw stem 内螺纹阀杆
7、 screw stem threaded rod 螺杆
8、 double screw stem 双螺杆
9、 centering screw stem 对中螺杆