1.
a safety, exhaust valve
安全阀、 排气阀.
2.
safety valve dome
安全阀汽包，安全阀座
3.
discharge from safety and relief valves
由安全阀和泄压阀泄放
4.
This is a gate valve (check valve, butterfly valve, cut-off valve, magnetic valve, remote valve, relief valve, throttle valve, cock).
这是一个闸阀（止回阀、蝶阀、切断阀、电磁阀、遥控阀、安全阀、节流阀、旋塞）。
5.
Remove the relief valve cover, stem/diaphragm assembly, and relief valve spring.
拆卸安全阀阀盖，阀杆/隔膜总成，和安全阀弹簧。
6.
Remove the relief valve cover bolts while holding the cover down.
边压住阀盖，边拆卸安全阀阀盖螺栓。
7.
Install relief valve cover nut and tighten.
安装安全阀阀盖螺母，并加以紧固。
8.
subsurface controlled subsurface safety valve
井下控制井下安全阀
9.
surface controlled subsurface safety valve
地面控制井下安全阀
10.
ball type surface controlled safety valve
地面控制的球型安全阀
11.
maximum allowable relief valve setting
安全阀最大许用设定值
12.
hoist cylinder oil relief valve
起重机油缸油压安全阀
13.
Remove the pressed in relief valve seat and seat O-ring.
拆卸压进去的安全阀阀座和阀座O形环。
14.
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。
15.
The relief valve should be able to be removed by unscrewing the relief valve from the housing.
通过从外壳上旋下安全阀应该能够拆卸安全阀。
16.
Wellhead surface safety valves and underwater safety valves for offshore service
海上用井口上部安全阀和水下安全阀规范
17.
A pressure differential relief valve is located in a zone between the check valves.
压差安全阀位于止回阀之间的区内。
18.
The relief valve spring will be free inside the body at this point.
这时安全阀弹簧将在阀体自由活动。