The experiment shows that by changing the velocity coefficient , the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency.

实验证明通过改变叶片型线参数方程中的速度系数的取值，可以控制边界层的分离，进而改善泵的性能，提高其水力效率。

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If the reference separation point approaches the outlet, the test results are satisfactory, which state that the practical position of boundary layer separation point will be close to the outlet.

若分离参考点接近于出口端，则可获得满意的测试结果，这说明边界层实际分离点的位置已经很接近于叶片的出口端。

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The basic equations of the boundary layer for blade surface flow of arbitrary cyclical surface are established, and the rotating effect for boundary layer separation is analyzed.

建立任意廻转面叶片表面边界层基本方程组，分析边界层分离的旋转效应。

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Mizuno reckons that by reducing friction, keeping the flow orderly and delaying separation of the boundary layer, its new suits offer the average female swimmer 9.5% less drag than a conventional costume.

ECONOMIST: The turbulent world of swimming