鉴于孔隙比表面积的测量比较困难，给出了表面分形维数的间接算法。
In view of that it is difficult to measure the specific surface area, this paper propose a indirect algorithm of surface fractal dimension.
石油焦的燃烧具有分形动力学的行为特征，且表面分形维数的变化趋势和比表面积和孔容积不同。
The fractal characteristics of petroleum coke combustion are validated, which proves that the change of surface fractal dimension differs from that of specific surface area and pore volume.
对原有的表面分形维数的计算方法进行了简化，借此可以利用压汞或其他分析方法获得的孔分布信息计算出多孔介质的表面分形维数。
A simplified procedure is developed to acquire the surface fractal dimension of porous media utilizing the PSD information from mercury porosimetry or other analyses.
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