英语词汇“Up Permian Series”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	Up Permian Series
释义	Up Permian Series 基本例句上二叠统 Coal in the Upper Permian Longtan Fm in southern Poyang depression is called bark coal, because it is rich in periblinite.南鄱阳坳陷的上二叠统龙潭组煤层因富含树皮体而称之树皮煤。
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