阀;活门 A valve is a device attached to a pipe or a tube which controls the flow of air or liquid through the pipe or tube.
N-COUNT (心脏的)瓣,瓣膜 A valve is a small piece of tissue in your heart or in a vein which controls the flow of blood and keeps it flowing in one direction only.
He also has problems with a heart valve. 他的一个心瓣也有毛病。
A one-way valve can also be constituted as a compound valve with other control valves. 单向阀还可与其他控制阀组成复合阀,也被广泛地用于液压系统中。
All valve seats and seat discs shall be replaceable. 所有阀门阀座和阀座阀瓣应该是可更换的。
The port side is the vent valve and tubing, and the starboard side is the blow tube. 港口方面是发泄阀和油管,和右舷侧是打击管。
Via the level control valve between the high-pressure separators and low-pressure equipment. 经高压分离器和低压设备之间的液位控制阀。
The paper presented a BP-PID method to control electronic swell valve of system, then BP-PID controller was designed. 采用BP-PID控制器对系统电子膨胀阀开度进行控制,并设计了BP-PID控制器。
However, certain aspects of installation and application can result in valve malfunctions. 但是,安装和应用的某些方面可能导致阀门发生故障。
I plant the cartridge valve and reliable performance. 我厂生产的插装阀性能可靠。