鄂尔多斯盆地延长组长73亚段泥页岩层系岩石类型特征及勘探意义
刘显阳,李士祥,郭芪恒,周新平,刘江艳

Characteristics of rock types and exploration significance of the shale strata in the Chang 73 sub-member of Yanchang Formation, Ordos Basin
Xianyang LIU,Shixiang LI,Qiheng GUO,Xinping ZHOU,Jiangyan LIU
图1 鄂尔多斯盆地构造划区及长7段地层综合柱状图(修改自文献[8])
Fig.1 Tectonic division and stratigraphic column of the Chang 7 Member, Ordos Basin(revised from Ref.[8])