其产状及结构构造特征表明 ，它是当时的海滩砂在海进过程中被搬运到海洋中 ，并与白云石砂屑混合而形成的。
The occurrence and texture and structure of sandy dolarenite show that the beach sands was transported into to the sea in the process of transgression, and mixed…
其产状及结构构造特征表明 ，它是当时的海滩砂在海进过程中被搬运到海洋中 ，并与白云石砂屑混合而形成的。
The occurrence and texture and structure of sandy dolarenite show that the beach sands was transported into to the sea in the process of transgression, and mixed…
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