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

复数：valves　过去分词：valved　

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

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.
1. He also has problems with a heart valve.
  他的一个心瓣也有毛病。
See also:safety valve

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

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。
The causes to troubles in120 valve emergency valves are analyzed, and measures for improvement are put forward.
分析了120阀紧急阀的故障原因，并提出了改进措施。
The intake valve was jammed open
进气阀卡住了，关不上。
Continuously Variable Valve Actuation system.
连续可变气门驱动系统。
I plant the cartridge valve and reliable performance.
我厂生产的插装阀性能可靠。
Manual pumps uses in under the system debugging and the special operating mode valve opens shuts.
手动泵用于系统调试和特殊工况下的阀门启闭。
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。
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 wastewater samples is transmitted by an air-operated aspirator to the liquid injection valve.
用气动吸引器将废水试样送入液体注射阀。
Residents heard an enormous bang as a safety valve on the boiler failed.
由于锅炉的安全阀失效，居民们听到了砰的一声巨响。