This paper derives the characteristic formula of control pressure in hydro-control check valve and the mechanical characteristics formula of inlet and return circuit.
本文推导了液控单向阀的控制压力特性方程、进油和回油回路机械特性方程。
Control supply line water pressure. install a soft seated spring loaded check valve upstream of the assembly.
控制供应管道的水压。在总成的上游安装一个软阀座，弹簧负载止回阀。
Use a pressure reducing regulator or separate control valve to safely discharge gas from cylinders. Use a check valve to prevent reverse flow into the cylinder.
使用减压调整器或单个的控制阀来安全地从钢瓶中排出气体。采用止回阀，防止回流入钢瓶。
With regard to flux control and check valve, based on its structure and work principle, presented the method of type selection.
对自力式限流止回阀，在分析其结构和工作原理的基础上，提出了选型方法。
The check is in the series of coil and four-way reversing valve control relay contact resistance increases, the bad, the contacts the voltage reduced.
经查是与四通阀线圈串联的控制继电器触点接触不良，电阻增大，致使电压降低。
It can be used in pipe installation buffer type check valve or pump motor use frequency converter and method of soft starter control to reduce the water hammer effect.
可以采用管道安装缓冲式逆止阀或者水泵电机使用变频器及软启动器控制的方法来减少水锤效应。
The adapter also includes a check valve to control fluid flow and provides a hydraulic cushion feature.
该适配器还包括一个单向阀来控制流体流动提供了一个液压缓冲功能。
Check if the control valve has internal leaking.
检查控制阀是否有内漏。
The control valve comprises an oil nozzle and a check valve. The check valve comprises a valve ball and a valve seat.
本控制阀包括油嘴和单流阀，单流阀包括阀球和阀座。
Disassemble and check control valve.
拆卸检查控制阀。
Valve, closing valves, check valves, butterfly valves, hydraulic control valves and valve of 304,306 materials.
闸阀、截止阀、止回阀、蝶阀、水力控制阀以及304、306材质的各种阀门。
The product can be used piping system shut-off valve, control valves and check valves.
该产品可用做管道系统的切断阀，控制阀和止回阀。
The product can be used piping system shut-off valve, control valves and check valves.
该产品可用做管道系统的切断阀，控制阀和止回阀。
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