1.
Safety Assessment of Unburied Penstock in Front of Globle Valve in Hydroelectric Power Plant
水电厂球阀前压力钢管连接明段的安全评价
2.
pressure controlled valve
压力调节阀压力控制阀
3.
Shut off flow and relieve pressure before replacing the seat insert.
在更换阀座镶嵌件之前，关闭流体，减轻压力。
4.
Comparison and Analysis on the Ports of Direct-actuated Relief Valves
直动式水压溢流阀阀口压力特性研究
5.
back pressure regulator
背压调节器吸入压力调节阀蒸发压力调节阀
6.
automatically shutting pressure of needle valve
针形阀自动关闭压力
7.
pressure-loss operated deluge valve
压力损失动作的雨淋阀
8.
steering control valve pressure loss characteristic
转向控制阀压力降特性
9.
press safety interlock valve
压力机用安全联锁阀
10.
automatic pressure and flow control valve
自动压力流量控制阀
11.
hydraulic relay valve diaphragm
水力继动阀膜，液压式继动阀隔膜
12.
Release the paint line pressure and switch off the power before doing maintenance with the sprayer or changing accessories.
在保养喷漆枪或者更换配件之前，松开喷枪压力阀并且关闭电源。
13.
PRESSURE/ TEMPERATURE RATINGS FOR BRONZE PRESSURE RATED VALVES?
青铜额定压力阀门的压力／度额定值?
14.
three pressure equalizing pressure control valve
三种压力平衡的压力控制阀
15.
PRESSURE/TEMPERATURE RATINGS FOR BRONZE PRESSURE RATED VALVES?
青铜额定压力阀门的压力／温度额定值?
16.
Analyze the relationship between flow, pressure, pressure differential and valve opening of pressure reducing valves.
分析了减压阀的流量、力、力差和阀门开度的关系。
17.
If the pressure builds up excessively, the pressure valve opens to relieve the pressure.
如果油箱内压力过高，则压力阀开启，以降低压力。
18.
Caution: If cover will not press flat against body, stem assembly is crooked and damage can result. Re-align stem and cover before bolts are inserted.
警告：如果阀盖不压平在阀体上，阀杆就可能扭曲和损坏。在插入螺栓之前，重新对齐阀杆和阀盖。