From the view of flow control, the method of cavitation resistance of a pilot-operated water hydraulic valve was investigated.
从流场控制的角度，研究了先导式纯水溢流阀抑制汽蚀方法。
The experiments were carried out with different supply pressure, flow rate and the pilot-operated water hydraulic relief valve opening on.
在不同压力、阀口开度等多种条件下，对先导式纯水溢流阀进行了试验研究。
There are four types for PWR pressure-relieving devices: direct acting safety valve, pilot-operated pressure relief valve, power-operated pressure relief valve and safety valve with auxiliaries.
PWR的压力释放装置主要有四种类型：直接作用式安全阀、先导操作压力释放阀、动力作用式压力释放阀和具有辅助装置的安全阀。
Currently, a pilot plant operated by the Bolivian state mining company is producing small quantities of lithium carbonate as they experiment with different modes of extraction.
一家由玻利维亚国家矿业公司经营的试验工厂最近正在利用不同的提取方法生产少量的碳酸锂。
The drones also take off from Afghanistan, but are operated thousands of miles away by a "pilot" at a desk in America, watching a video feed from the aircraft.
也有无人机从阿富汗起飞，但这些无人机都由数千里之外的“驾驶员”，坐在美国的办公桌前，通过观看视频反馈，操控无人机。
The drones also take off from Afghanistan, but are operated thousands of miles away by a “pilot” at a desk in America, watching a video feed from the aircraft.
无人机也从阿富汗起飞，但是由远在数千里之外的美国“飞行员”通过观看飞机提供的视频画面进行桌面操作。
Solenoid pilot operated valves available AC operated with brass bodies.
电磁先导阀操作提供交流与黄铜阀体。
Solenoid pilot operated valves available in sub-base mount and manifold mount constructions.
电磁先导阀可在基地安装和歧管安装结构。
Solenoid pilot operated valves available AC or DC operated with brass or 316 stainless steel bodies. Operating pressures of 10-150 psi.
电磁先导阀提供交流或直流操作与黄铜或316不锈钢体。操作压力为10- 150磅。
The structure characteristics and operation principium of new type pilot operated all open safety valve under low pressure and vibration working conditions are introduced.
介绍一种在超低压和振动条件下工作的先导式全启安全阀的结构特点及工作原理。
A pilot reactor of anaerobic - anoxic - aerobic process was operated to treat municipal wastewater.
用厌氧-缺氧-好氧中试反应器系统对城市废水进行处理。
This design can be used in the pilot operated pressure relief mode and also provide pilot operated vacuum relief.
这种设计可用于先导操作泄压方式，也能提供先导式真空救济。
The working system adopts hydraulic pilot operation. Blade is operated by hydraulic system.
单手柄液压先导操纵，铲刀动作全部为液压控制。
Unique, modulating action pilot operated relief valve with soft seats having the ability to handle hot water, steam, hot hydrocarbon vapors or liquids, using inert plastic soft goods.
独特，调节先导救济行动与有能力处理好热水，蒸汽，热水的碳氢化合物蒸气或液体，使用惰性塑料软商品软座椅阀。
The working system adopts hydraulic pilot operation. Blade is operated by hydraulic system.
作业系统采用单手柄液压先导操纵，铲刀动作全部为液压控制。
The present invention relates to the technical field of hydraulic valve, which particularly relates to a pilot operated unloading valve.
本发明涉及液压阀技术领域，具体涉及一种先导式卸荷阀。
The present invention relates to the technical field of hydraulic valve, which particularly relates to a pilot operated unloading valve.
本发明涉及液压阀技术领域，具体涉及一种先导式卸荷阀。
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