本文分析了双作用叶片泵配流窗口的流动状态对泵的性能的影响，并提出了改善配流窗口流动状态的结构措施。
This article analyzes the affect of flow condition in distributor opening on two action vane pump performance and gives the design, improving flow condition in distributor opening.
根据流体力学的原理，任何系统都趋向于处在能量最小的稳定状态，所以在环状流的稳定流动状态下具有的能量应该最小。
According to the principle of the fluid mechanics, any system all tend towards to minimum steady state of energy, so the energy in steady flow of annular flow will be minimum.
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