Combined with the fitting parameters obtained from the VG model, the effects of mineral composition and pore structure of the soil on SWCC are analyzed.
结合VG模型拟合的参数，着重分析了矿物成分和孔隙结构对膨胀土土水特征曲线的影响。
In this paper, the non-linear objective function is treated by means of the complete linearization method and the fitting parameters are restricted by using the punished function.
本文利用完全线性化方法处理非线性目标函数，用惩罚函数法对拟合参数约束。
A equation was used to fit the data of SWCC, and the relation between fitting parameters and dry density was studied.
通过水分特征曲线方程对试验数据的拟合，研究了拟合参数随干密度的变化情况。
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