The characteristic parameters of fluid during the transition in boundary layer are obviously different from that of the laminar flow or the turbulent flow.
边界层转捩流动的特征参数明显不同于层流或湍流，转捩流动的这些特征直接影响着流体的动力、传热特性。
Like in an infinite flow, we find that laminar boundary layer, transition region and turbulent boundary layer also exist along a flat plate in open channel flow boundary layers.
试验研究发现明流光滑平板边界层中，与无限边界绕流平板边界层一样，沿平板有层流边界层，转捩区和紊流边界层三部分。
The analysis result of velocity distribution and boundary layer thickness is put forward in the boundary layer and cored region for laminar and turbulent flow of pipeline.
采用动量积分方法推出了管道流动中的速度边界层方程，给出了管道层流和紊流时速度边界层和核心区中的速度分布、边界层厚度的解析结果，并与冯。
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