这一结果对于实际工作中根据风沙土壤颗粒大小分布的分形维数来预测沙漠风沙土壤水分特征曲线具有一定的指导意义。
This indicates that the sandy soil water retention curve can be predicted by the fractal model for sandy soil water retention curve.
采用参数模型描述土壤的颗粒大小分布有许多优点。
Describing soil particle-size distribution by parametric models has various advantages.
在这五种参数模型中，MVG模型的误差最大，不能精确描述封丘地区壤土类土壤的颗粒大小分布。
The two-parameter MVG model yields the largest errors among the five models, and therefore is not suitable for describing soil particle-size distributions in Fengqiu area.
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