unit resistance coefficient
unit resistance coefficient
单位阻力系数
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Its shortcoming is mainly the resistance to flow coefficient is quite big, therefore creates the pressure loss, in the hydraulic unit, this pressure loss especially is specially obvious.
其缺点主要是流阻系数比较大，因此造成压力损失，特别是在液压装置中，这种压力损失尤为明显。
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