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The head coefficient, power coefficient, and efficiency decreased with increasing axial clearance.
随轴向间隙扩大，超小型泵的扬程系数、功率系数和效率都逐渐降低。
youdao
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The head coefficient, power coefficient, and efficiency decreased with increasing axial clearance.
随轴向间隙扩大，超小型泵的扬程系数、功率系数和效率都逐渐降低。
youdao