... 用杠杆操纵的单回路阀 Einkreis-Ventil mit Hebel 开阀回路 Circuit for opening valve 关阀回路 Circuit for closing valve ...
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However, the need for oil flow in hydraulic circuit reverse flows can use hydraulic control, opening a one-way valve, so that the flow of oil can flow in both directions.
但在液压回路中需要油流反向流动时又可利用控制油压，打开单向阀，使油流在两个方向都可流动。
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