flap valve [机] 瓣阀 ; 拍门 ; 蝶阀 ; 铰链阀
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
Valve Flap for Control Valve 控制阀用主阀瓣
mica flap valve [建] 云母片截门
flap valve grid 进气活门栅
flap valve assembly 活门栅
non-return flap valve 止回瓣阀
pneumatic film flap valve 气动薄膜瓣阀 ; 气动薄膜蝶阀
There are too factors to affect the sealing of a safety valve and the valve flap is the important factor to determine the performance of a valve.
影响安全阀密封性的因素很多,其中阀瓣采用的密封副结构形式,是决定阀门性能的重要因素。
·2,447,543篇论文数据，部分数据来源于NoteExpress
valve clack
At the same time, take a short trip valve flap design.
同时，采取短行程阀瓣的设计。
youdao
Suitable for various valve flap, flap ring panel seal grinding.
适用于各类阀门的阀座，阀瓣环形平面的密封研磨。
To extend the life of the valve flap can be coated with stellite.
为了延长使用寿命，阀瓣可以涂上一层钨铬钴合金。
These valves use a screw type valve instead of a simple flap, and they have a pressure regulating mechanism that will vent water to the ground if the intake pressure exceeds a set level.
FORBES: What Do All The Controls On A Fire Engine Truck Do?
应用推荐
模块上移
模块下移
不移动