... 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 ...
基于2个网页-相关网页
screw lift valve 螺旋提升阀
inside screw lift check valve 内螺纹升降式止回阀
·2,447,543篇论文数据,部分数据来源于NoteExpress
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。
youdao
应用推荐
模块上移
模块下移
不移动