随着土壤流失程度的增大，流域不同土地利用状况下的A层土壤颗粒粒径分选系数降低。
With the increasing of soil loss, the sorting coefficient for soil particle diameter of a layer decrease in different types of land utilization.
气测渗透率和微裂缝宽度、微观均质系数、相对分选系数和可动流体体积百分数等都有明显的幂律关系。
The effects of porous microstructure features on porosity and permeability, volume percentage of mobile fluid and pressure sensitivity were also analyzed.
气测渗透率和微裂缝宽度、微观均质系数、相对分选系数和可动流体体积百分数等都有明显的幂律关系。
The effects of porous microstructure features on porosity and permeability, volume percentage of mobile fluid and pressure sensitivity were also analyzed.
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