同时对稳态和瞬态的流场进行解析，并对两者结果进行比较，分析叶轮旋转加速对流体流动的影响。
The influence to interior flow of pump by impeller accelerating is analyzed according to comparison of unsteady results and steady results.
同时对稳态和瞬态的流场进行解析，并对两者结果进行比较，分析叶轮旋转加速对流体流动的影响。
The influence to interior flow of pump by impeller accelerating is analyzed according to comparison of unsteady results and steady results.
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