DVCV Differential Vacuum Control Valve

pressure-gradient control valve

压差控制阀（优先阀）

pressure controlled valve

压力调节阀压力控制阀

Feasibility Analysis of Differential Valve Applied to Accident Distributing Valves of Large Hydropower Turbine Control Equipment

大型水电站水轮机控制设备事故配压阀采用差装阀的可行性分析

marine hydraulic control balance valve

船用液压控制平衡阀

steering control valve pressure loss characteristic

转向控制阀压力降特性

hydraulically operated direction control valve

液压操纵的方向控制阀

piloted hydraulic system

导阀控制的液压系统

automatic pressure and flow control valve

自动压力流量控制阀

electrohydraulic servo control valve

电动液压伺服控制阀

Study on Differential Pressure Controller and Charging of Heat Metering of House Building;

住宅建筑计量供热自力式差压控制阀及热计费问题的研究

Research of proportional pressure control valves

比例压力控制阀的模糊控制方法研究

three pressure equalizing pressure control valve

三种压力平衡的压力控制阀

Control and faults analysis on oil pressure proportional valve of hydraulic press

水压机油压比例阀的控制及故障分析

Study and Design on Gas Pressure Control Method with Micro-Machined Silicon Micro-valves

基于硅微控阀门的气压控制器的设计

The Application of Intelligent PID Controller in the Hydraulic Control System Controlled by Valve;

智能PID控制器在阀控液压控制系统中的应用

Simulation and Experimental Research on a Hydraulic Exciter with Rotating Valve Control Differential Effect Cylinder

旋转阀控差动缸式液压激振器仿真与实验研究

Two-stage pressure relief valve with provision for remote control.

带远程控制装置的两阶段减压阀。

sequenced pilot operated hydraulic control

导阀操纵的程序液压控制