To certain extent, therefore, the thickness of the oil-bearing interval as well as the volume and permeability of the fracture porosity are also influenced by principal curvatures.
因而油层厚度及与之有关的裂缝孔隙体积和渗透率也在一定程度上受到构造面主曲率的影响。
The pyrogenic decomposition property, porosity and graphitization extent of petroleum coke were investigated by analyzing the petroleum coke raw material.
从分析石油焦原料着手，考察了其热解特性、孔隙率和石墨化程度。
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