鄂尔多斯盆地及周缘地区下二叠统沉积特征*
郭艳琴1, 赵灵生1, 郭彬程2, 费世祥3, 李文厚4, 张倩4, 袁珍1, 马瑶1, 何子琼1, 李百强5

Sedimentary characteristics of the lower Permian in Ordos Basin and its adjacent areas
Guo Yan-Qin1, Zhao Ling-Sheng1, Guo Bin-Cheng2, Fei Shi-Xiang3, Li Wen-Hou4, Zhang Qian4, Yuan Zhen1, Ma Yao1, He Zi-Qiong1, Li Bai-Qiang5
鄂尔多斯盆地及周缘地区下二叠统山西组和太原组地层划分