valve
英 [vælv]
美 [vælv]
n. 阀; 阀门; 活门; 气门; (心脏或血管的)瓣(膜); (铜管乐器的)阀键,活塞
vt. 装阀于; 以活门调节
Collins.2 / BNC.5127 / COCA.5952
牛津词典
noun
- 阀;阀门;活门;气门
a device for controlling the flow of a liquid or gas, letting it move in one direction only - (心脏或血管的)瓣(膜)
a structure in the heart or in a vein that lets blood flow in one direction only - (铜管乐器的)阀键,活塞
a device in some brass musical instruments for changing the note
柯林斯词典
- 阀;活门
Avalveis 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
Avalveis 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。
- He also has problems with a heart valve.
- See also:safety valve
英英释义
noun
- one of the paired hinged shells of certain molluscs and of brachiopods
- the entire one-piece shell of a snail and certain other molluscs
- control consisting of a mechanical device for controlling the flow of a fluid
- device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
- a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
双语例句
- With thickening oil-tank cover-board, it makes acting noise of oil pump and solenoid valve smaller.
加厚的油箱盖板使油泵和电磁阀的动作噪音更小。 - 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。 - Butterfly valves are commonly used for clip-on butterfly valve and two Flanged butterfly valve.
常用的蝶阀有对夹式蝶阀和法兰式蝶阀两种。 - This valve is not recommended for steam service.
建议不要在蒸气管道系统中使用这种阀门。 - Servo valves consists of feedback-electric-hydraulic servo valve and position feedback servo valves.
伺服阀主要分为力反馈式电液伺服阀和位置反馈式伺服阀。 - Continuously Variable Valve Actuation system.
连续可变气门驱动系统。 - The intake valve was jammed open
进气阀卡住了,关不上。 - Recommended for O-rings, plastic tears and valve assemblies.
推荐的O形圈,塑料眼泪和阀组件。 - The check valve and relief valve seats shall be push-in type.
这种止回阀和安全阀阀座应该是推入式的。 - Since the engine has no valves, it doesn't need any camshaft, valve lifters and so on.
因为发动机没有阀门,它不需要任何凸轮轴、起阀器等。