泵体与方向控制阀组合，并内置可调溢流阀，单向阀，可大大简化系统的设计与安装。
The pump body combination with control valve, and with built-in adjustable relief valve, one-way valve, it could greatly simplify the system design and installation.
单向节流阀是一种广泛用于调节气缸运行速度的阀，它是单向阀和节流阀并联而成的组合式控制阀。
One way flow controll valve is widely used for adjusting cylinder speed. It is an integual control valve formed up by a one way vale and a controll valve.
编辑本段特点单向阀是气流只能一个方向流动而不能反向流动的方向控制阀。
Editor this section features Check is air flows in one direction and not only reverse flow direction control valves.
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