Vortex ripples widely exist in coastal area and greatly control the attenuation of wave and movement of sediment.

海滨地区广泛存在涡动沙纹，它很大程度上决定着波浪衰减和泥沙运动。

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Vortex ripples widely exist in coastal area and greatly control the attenuation of wave and movement of sediment.

海滨地区广泛存在涡动沙纹，它很大程度上决定着波浪衰减和泥沙运动。

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