cowl flap control valve整流罩通风控制阀
flap-valve pump瓣阀泵
flap check valve阀瓣式止回阀;翻板止回阀;瓣式止回阀;旋启式止回阀
wing flap relief valve翼瓣安全阀;详细翻译
Flap-valve拍门
Double Flap Gate Valve双层翻版阀
TAILING EDGE FLAP BYPASS VALVE后缘襟翼旁通活门
mucosal flap safety valve technique黏膜安全瓣技术
single-flap check valve单舌止回阀
For large vertical axial flow pumping station, the area of flap valve can be 15%~20% of area of rapid-drop gate.
对大型立式轴流泵站,一般分流拍门面积可取快速闸门面积的15%~20%。
参考来源 - 大型立式轴流泵站快速闸门上分流拍门面积的确定—《南水北调与水利科技》—2010年第3期—龙源期刊网