Grain orientation within the intertidal beach unit is characteristically more-or-less normal to the coastline.

在潮间海滩单位内，颗粒排列方向的特点是大体上垂直于海岸线。

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Grain orientation within the intertidal beach unit is characteristically more-or-less normal to the coastline.

在潮间海滩单位内，颗粒排列方向的特点是大体上垂直于海岸线。

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