At the end of the shift or work day, close the cylinder valve and bleed the pressure off the regulator and torch equipment.
在下班或工作日结束的时候，关闭钢瓶阀门，放出调整器和吹管设备内的压力。
When the pressure difference changes with time, a phase shift will occur between the transient pressure difference and displace of valve flap, which could cause leakage and even reverse flow.
当阀片两侧的压差随时间变化时，阀片的启闭与压差的变化之间存在一定的相位差，有可能引起泄漏甚至反向流动。
This paper analyzes the quick oil-discharge valve in shift clutches of bulldozer, derives the general formula and compares it with other calculation methods.
本文对换档离合器中快速排油阀进行了分析，推导出普遍适用的计算公式，并与其它计算方法进行了比较。
The principle and characteristics of the high temperature air generator is introduced. The PLC control project of periodical shift of the cross valve is expounded.
介绍了高温空气发生器的工作原理与特点，提出了采用可编程序控制器(PLC)控制四通阀周期切换的控制方案。
The principle and characteristics of the high temperature air generator is introduced. The PLC control project of periodical shift of the cross valve is expounded.
介绍了高温空气发生器的工作原理与特点，提出了采用可编程序控制器(PLC)控制四通阀周期切换的控制方案。
应用推荐