鄂尔多斯盆地及周缘地区上二叠统沉积特征*
张道锋1, 李程善2, 刘文香1, 马国伟3, 李文厚4, 卢子兴1

Sedimentary characteristics of the upper Permian in Ordos Basin and its adjacent areas
Zhang Dao-Feng1, Li Cheng-Shan2, Liu Wen-Xiang1, Ma Guo-Wei3, Li Wen-Hou4, Lu Zi-Xing1
鄂尔多斯盆地石千峰组分流河道砂岩粒度分布概率曲线图 a—S18井,井深1784.3 m,千5段,中细粒长石砂岩;b—S18井,井深1783.6 m,千5段,中细粒长石砂岩;c—S11井,井深1698.3 m,千4段,细粒长石砂岩;d—S11井,井深1696.3 m,千4段,中细粒长石砂岩