... wear resistance tape head 耐磨磁带头 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 ...
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There are four emphases in -research, for instance, flow state in pipeline, distribution of concentration and velocity, deposition-limit velocity and calculation of flow resistance or head loss.
研究重点主要集中在管内流动状态、浓度和速度分布、临界流速及阻力损失计算四个方面。
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