flap-valve
常见例句
- Swing Check Valve bodies are ordinary hinge, there is a door the same as the free flap valve against the valve seat sloping surface.
旋启式止回阀有一介铰链机构,还有一个像门一样的阀瓣自由地靠在倾斜的阀座表面上。 - Study of Model Test on Two Step Operated Flap Valve
二阶段工作拍门模型试验研究 - Design and Test of Flap Valve of Natural Circulation in CARR
CARR堆自然循环瓣阀设计及验证 - Study on Dynamic Characteristics of Flap valve and Hydraulic Buffer
大型拍门液压缓冲装置试验研究 - Technical Main Points of Filter Drainage Base Tank with Flap Valve
翻板阀排水底板滤池技术要点 - I flap the flies away but soon they fly back.
我把苍蝇赶走,但一会儿又飞回来了。 返回 flap-valve