1.【机】阀,活门,舌门;汽门
2.【动,解】瓣,瓣膜;(贝)壳瓣;【植】荚片;(藻的)瓣;(果实的)裂片
3.【无线】〈英〉电子管,真空管
4.【建】门的一扇
1.【机】阀,活门,舌门;汽门
2.【动,解】瓣,瓣膜;(贝)壳瓣;【植】荚片;(藻的)瓣;(果实的)裂片
3.【无线】〈英〉电子管,真空管
4.【建】门的一扇
1.the part of a machine or piece of equipment that opens and closes in order to control the flow of air or liquid
2.the part of an organ or tube in your body that opens and closes to keep liquid flowing in the right direction
3.the part of some musical instruments that opens and closes to change the sound of the note
1.The device comprises a pressure stabilizing chamber, a vacuum valve, a container, a vacuometer, an air bottle and a vacuum pump.
该装置包括稳压室，真空阀门、容器、真空计、气瓶、真空泵；
2.Ball valve used to be cut off in the main line, distribution and change the direction of the flow medium.
球阀在管路中主要用来做切断、分配和改变介质的流动方向。
3.an air intake of the air blowing nozzle is communicated with the normally closed solenoid valve via the pipeline.
所述吹气嘴的进气口通过管道与常闭式电磁阀连通。
4.the braking pipe is connected with the load respondent valve through an air pipe, an air purifier and a one-way valve orderly as well.
制动管又依次通过空气管、空气净化器和单向阀与载荷感应阀连接。
5.The system of petitions was kept on by the communists as an important safety valve for a country with a weak legal system.
鉴于中国薄弱的司法体系，中国共产党将信访制度视为一道重要的安全阀。
6.If the valve becomes very stenotic and insufficient, severe pressure builds up in the left ventricle, which can injure the heart.
严重的主动脉狭窄和关闭不全，会使左室压力升高从而损伤心脏。
7.Commonly safety valve should be inspected at least once a year.
安全阀一般每年应至少校验一次。
8.Valve to the use of the kidnappers abducted the victims, in their authentic, the sea and so on will be ready to ship them onto the ship.
绑架者使用活门来绑架受害者，将他们关在地道里，等船准备出海时将他们送到船上。
9.This valve is usually used in the ventilation ducts to control the wind-conditioning or regulating emissions from coal cinder flows.
此阀门一般使用于通风管道内控制风力调节，或者是煤渣流量排放调节。
10.The Control-Disk valve's wide control range is twice that of traditional butterfly valves for better adherence to set point.
控制磁盘阀的控制范围比传统蝶阀的宽两倍为更好地坚持设置点。