土体本构模型一般都将土体作为各向同性材料，应用于混凝土面板堆石坝应力变形计算时常带来不小的误差，本文以双曲线模型为例剖析了计算中存在的问题。
In most of soil constitutive models, the soil is taken as isotropic material. This may result in significant error in stress and deformation computation for concrete slab in rock-fill dam.
土体本构模型一般都将土体作为各向同性材料，应用于混凝土面板堆石坝应力变形计算时常带来不小的误差，本文以双曲线模型为例剖析了计算中存在的问题。
In most of soil constitutive models, the soil is taken as isotropic material. This may result in significant error in stress and deformation computation for concrete slab in rock-fill dam.
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