SEDIMENTARY MICROFACIES AND ITS RELATIONSHIP TO RESERVOIR HETEROGENEITY AND RESIDUAL OIL DISTRIBUTION IN LOWER MEMBER Ⅱ OF SHAHEJIE FORMATION, PUCHENG OILFIELD
SEDIMENTARY MICROFACIES AND ITS RELATIONSHIP TO RESERVOIR HETEROGENEITY AND RESIDUAL OIL DISTRIBUTION IN LOWER MEMBER Ⅱ OF SHAHEJIE FORMATION, PUCHENG OILFIELD