海绿石砂岩是一个稳定的地层单元。
The glauconite sandstone is a persistent strati graphic unit.
海绿石砂岩是一个稳定的地层单元。
The glauconite sandstone is a persistent stratigraphic unit.
海绿石砂岩是一个稳定的地层单元。
伊格尔砂岩的下部单元是分选良好的岩屑质和海相海绿石质。
The cower unit of the eagle is a well sorted lithic and glauconitic marine sandstone.
伊格尔砂岩的下部单元是分选良好的岩屑质和海相海绿石质。
The cower unit of the eagle is a well sorted lithic and glauconitic marine sandstone .
伊格尔砂岩的下部单元是分选良好的岩屑质和海相海绿石质。
The cower unit of the eagle is a well sorted lithic and glauconitic marine sandstone .
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