渤南洼陷沙三下亚段烃源岩地球化学特征及差异性研究
王大洋

Geochemical characteristics and difference of source rocks in the lower segment of Es3 member in Bonan Subsag
Dayang Wang
图2 罗69井沙三下不同岩性岩心照片(据陈琪[10]
Fig.2 Photographs of cores of different lithologies under Es3 member in well luo69(After Chen Qi[10])