But the theory about the flow regime of the wave boundary layer, the wave friction factor, the bed shear stress and the initiation of sediment motion has not developed very well.
而且波浪是海岸地区一个非常重要的海洋水动力因素，波浪作用下底部边界层的流态、底摩阻系数、床面剪应力和泥沙起动的理论还不成熟。
Building on direct numerical calculation, it analyzes the dynamics of atoms propagating through a laser standing wave (SW) potential in the regime of immersion-lens.
通过直接的数值模拟，分析了原子束在激光驻波场下传播的动力学行为。
At upper flow regime, the total stream power gradually deviate the effective stream power from movable plane bed to existence of sand wave.
在高能态区，从动平整床面到沙浪的出现，总水流功率又逐渐背离有效水流功率。
At upper flow regime, the total stream power gradually deviate the effective stream power from movable plane bed to existence of sand wave.
在高能态区，从动平整床面到沙浪的出现，总水流功率又逐渐背离有效水流功率。
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