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.
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 pore profile fractal dimension depicts fractal geometry characteristics of soil pores, which reflects the irregular and rugged boundaries between soil pores and particles.
孔隙轮廓线分形维数是用来描述孔隙本身所具有的分形特征，它反映了土壤孔隙与固体颗粒接触界限的不规则性。
Fractional theory and its characteristics were introduced, so were the computational formula of Fractal dimension and its physical significance.
介绍了分形理论及其特点、分形维数的计算公式与它的物理意义。
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