... Flow resistance and head loss 水流阻力和能头损失 friction resistance head 摩擦阻力损失压头 head resistance 正面阻力动泵 ; 迎面阻力 ; 正面阻力 ...
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friction mandrel resistance head 损失压头
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However, For pipes with local resistance loss, the friction head loss caused by the viscosity of fluid does exist, which may lead to the calculation error.
但是在形成局部阻力损失的管段中，还会同时伴随产生由于液体的粘性力引起的漩程水头损失，这就造成了这项损失的计算误差。
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