1.
Pressure Restrictive Conditions of Sequential Hydranlic Circuitry Controlled by Stroke Valves
行程阀控制液压顺序动作回路的压力限制条件
2.
Stem extensions can be furnished to permit remote operation of butterfly valves in any required length.
配备所需长度的阀杆延长件,可以对某个蝶阀进行远程操作。
3.
The advantages and disadvantages of using duckbill valve in sea outfalls are discussed in this paper, and the suitable conditions to use duckbill valve in outfall are put forward.
对排海工程中应用鸭嘴阀的利弊进行了分析，提出了鸭嘴阀在排海工程中的适用条件。
4.
Improvement for Subcritical 600MW Units Switched over Single Valve to Sequence Valve
亚临界600MW机组单阀切多阀及顺阀运行的完善
5.
Repeat steps2-5 until proper sag is achieved, then replace the air valve cap.
重复2－步骤以达到最佳预压行程后，盖上气阀嘴帽。
6.
Repeat steps 2-5 until proper sag is achieved, then replace the air valve cap.
重复2－5步骤以达到最佳预压行程后，盖上气阀嘴帽。
7.
Control valves and valve general, the executing agency.
控制阀一般由执行机构和阀门组成。
8.
Seats and seat discs shall be replaceable in both check valves and the relief valve without the use of special tools.
两个止回阀和安全阀的阀座和阀座阀瓣应该是可更换的，更换过程不需要特殊工具。
9.
rising-stem double-disk parallel slide valve
明杆平行式双闸滑阀
10.
Streams are switched by solenoid valves.
流路靠电磁阀进行切换。
11.
Internal stops provide positive over travel protection for power actuated valves and act as a reference to position the discs in the open and closed positions.
内置的止动装置为动力执行机构提供行程保护，并且作为参考坐标在开启和关闭位置定位阀瓣。
12.
The resolution of the problems in the de-ironing operation of valveless filters enables them to meet the designed capacity, improves their operating stability, and heighten the pass rate of their water quality to or over 98%.
改进无阀滤池在除铁工艺运行过程中存在的问题，使出水量达到设计能力，运行稳定性提高。
13.
Disc– fully body guided for perfect seating in high pressure services.
(11) 阀瓣–全程阀体导向，是阀座更加适用于高压应用环境。
14.
Disc ? fully body guided for perfect seating in high pressure services.
阀瓣?全程阀体导向，是阀座更加适用于高压应用环境。
15.
Industrial-process control valves Part 7: Control valve data sheet
GB/T17213.7-1998工业过程控制阀第7部分:控制阀数据单
16.
CFD Study for the Flow Filed Inside the Hydraulic Poppet Valve Considering of the Movement of Cone;
阀芯运动过程液压锥阀内部流场的CFD计算
17.
CFD Study for the Flow Field Inside the Hydraulic Spool Valve Considering of the Movement of Valve Element;
阀芯运动过程液压滑阀内部流场的CFD计算
18.
Analysis on Flow Force of the Hydraulic Poppet Valve with the Moving Cone Based on CFD;
基于CFD的液压锥阀阀芯启闭过程的液动力分析