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[机]截止阀；断流阀
1、valve───vt.装阀于；以活门调节；n.(Valve)人名；(俄、芬)瓦尔韦；n.阀；[解剖]瓣膜；真空管；活门
2、purge valve───放气阀
3、engager valve───接合器阀
4、stop valve───n.停止阀，闭塞阀; 主汽阀; 截门；截止阀
5、gas valve───[机]煤气阀；气体阀；充气管；充气管，煤气阀
6、citor valve───citor阀
7、valve index───气门指数
8、refilling valve───加注阀
9、mitral valve───n.[解剖]左房室瓣（二尖瓣）；[解剖]僧帽瓣；n.僧帽瓣，二尖瓣
1、The shutoff valve with the test cock is to be mounted on the inlet side of the backflow preventer.───带测试旋塞的关闭阀应该安装在防回流阀的进口侧。
2、Hazard is if the main shutoff valve is "stuck" , these valves may add another level of isolation.───如果主关闭阀卡住就有危险，这些阀有可能会增加另一程度的隔离。
3、Close shutoff valve No. 2 then shut off valve No. 1 on test assembly.───关闭2号关闭阀，然后关闭测试总成上的1号阀门。
4、This shutoff valve should be located as close to the source as possible.───这个切断阀应该尽可能接近气源。
5、Install a shutoff valve upstream of the regulator.───在调节阀上游安装一个关断阀。
6、Install a shutoff valve upstream of the regulator.───在调节阀的上游安装关闭阀。
7、Close the shutoff valve upstream of the regulator.───关闭调节阀上游的关断阀。
8、If the reading returns to +PSID, No. 2 shutoff valve is leaking excessively and must be replaced to test the valve.───如果读数恢复到+PSID，则2号关闭阀泄漏过于严重，必须对其更换，以便进行阀门的检测。
1、Both shutoff valve and globe valve esist the inevitable defaults when they are used as pitch valves in carbon production. However, stopcock has been successful used as pitch valve.
2、To provide a combustion apparatus capable of keeping safety even if a gas leakage occurs from a gas shutoff valve to the outside of a gas supply passage.
3、Unless otherwise indicated, the fabricator shall install all in-line devices, control panels, and process taps up to and including the primary shutoff valve.
4、The test cock is on the inlet side of the shutoff valve.
5、Petroleum machinery equipment, gas - oil separation pump, vane pump, gas - oil separator, automatic nozzle, emergency shutoff valve.