贝壳堤风暴沉积也具有丘状层理、切割充填结构等典型的风暴沉积特征 ，但贝壳堤风暴沉积与浅海陆架上的风暴沉积在沉积过程、堆积层位、保存条件等方面具有明显的差异。
The comparison of the deposition processes, depositional height and preserved conditions of the storm deposits formed in chenier is made with those formed in a shallow sea or a continental shelf.
中国海砂主要来自海岸带、陆架和近岸浅海3个堆积体系。
Sea sand can be found in coastal zone, continental shelf and nearshore shallow sea sediment systems in China.
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