based on the above-mentioned, classification and criterion of heavy oil layers for logging method are formed by using figures of neutron-density and porosity-permeability restricted by testing data.
基于稠油层的「四性关系」特征,运用试油约束的中子-密度交绘图和孔隙度-渗透率关系,建立了稠油层测井分类方法与标準。