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。
The study shows that (1) porous dissipation of wave energy may be neglected on sand bed;
研究表明，波浪在粉沙质海床上传播的渗透损耗可以忽略不计；
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