screw-lift valve的意思|示意
螺旋提升阀
screw-lift valve的网络常见释义
螺旋提升阀 ... 螺纹活管套节 screwed union 螺旋提升阀 screw-lift valve 轴流风机，螺桨式风机 screw-type ventilator ...
screw-lift valve相关短语
1、 screw lift valve 螺旋提升阀
2、 inside screw lift check valve 内螺纹升降式止回阀
screw-lift valve相关例句
Unscrew the Allen screw in the middle of valve cap and lift up the cap just enough to pick up the old diaphragm.
旋松阀帽中间的内六角螺丝，并且提起阀帽，正好足够拿走旧阀膜。