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液体在管道中有哪两种流动状态
更新时间: 2020-09-22 00:00:00  

层流是流体在管内低速流动时呈现的状态,其质点沿着与管轴平行的方向作平滑直线运动。且流体的流速在管中心处最大,其近壁处最小。紊流又称湍流,是流速增加到很大时,流线不再清楚可辨,流场中有许多小漩涡的状态。紊流具有无序性、耗能性和扩散性的特点。

关键词: 液体 管道 流动 状态

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