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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Briefly described were the results of an experimental study on the nozzle group oil-circuit flow characteristics of a heavy-duty gas turbine (National 863 Program Major and Special Item).

概述了在研的某重型燃气轮机喷嘴组油路的流量特性试验研究结果。

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