valves

听听怎么读

[vælvz]

是什么意思

阀( valve的名词复数 )；真空管；（管乐器的）活栓；（心脏的）瓣膜

英英释义

valve

n.
- a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
- device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
- control consisting of a mechanical device for controlling the flow of a fluid

学习怎么用

词组短语

valves and fittings阀门和管件

drainage valves排水阀

双语例句

用作名词(n.)

The valve of the heart allows the blood to pass in one direction only.
心脏的瓣膜使血液只能朝一个方向流动
We need a valve detector.
我们需要个真空管检波器。
The pump sucks air out (of the vessel) through this valve.
这台泵通过这个阀门把(容器中的)空气抽出。
We need an eye bolt to fit this valve.
我们需要一个有眼螺栓来固定这个阀门。
Have you turned off the water valve?
你关掉水阀了吗？
John Ambrose Fleming invents the two-element "Fleming Valve".
约翰.
Valve actuators have not been correctly adjusted.
电子管驱动器还没有正确调整。

权威例句

Flow patterns around heart valves
Flow patterns around heart valves: A numerical method
Giant magnetoresistance in organic spin valves
Functional living trileaflet heart valves grown in vitro.
Monolithic microfabricated valves and pumps by multilayer soft lithography.
A randomized study of endobronchial valves for advanced emphysema.
Dabigatran versus warfarin in patients with mechanical heart valves.
Optimal oral anticoagulant therapy in patients with mechanical heart valves.
Activated Interstitial Myofibroblasts Express Catabolic Enzymes and Mediate Matrix Remodeling in Myxomatous Heart Valves
Tunnel magnetoresistance of 604% at 300 K by suppression of Ta diffusion in CoFeB/MgO/CoFeB pseudo-spin-valves annealed at high...

v开头的单词