1、止回阀
... control valve 控制阀, 调节阀;控制管, 调节管 clack valve 止回阀 clock valve 单向绞链阀 ...
2、[机]瓣阀
...clack valve 瓣阀clack mill 棘轮钻机,手搬钻机...butterfly clack 蝶形瓣,蝶形活门...
3、逆止阀
... clack metal 复合金属板 clack valve 瓣阀，逆止阀 cladding 复合，复盖 ...
4、翼门阀
...中部甲板室 citadel deck house翼门阀 clack valve护面材料 clad material ...
clack k valve瓣阀
wing clack check valve翼瓣止回阀
pressure clack valve压放阀
air inlet clack valve进气瓣阀;进气活门
ball clack valve球瓣单向阀
valve clack阀瓣;翻译;阀瓣英语
Valve seat Valve clack阀座
Valve clack steel casting阀瓣铸钢件
nuclear valve clack核阀阀瓣