The model considered the circular diaphragm wall and circular lining as elastic material, and the soil as D-P model.

模型将圆形地连墙和环形内衬当作线弹性材料，土体采用D - P准则。

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A new method of estimating the parameters in B-P model is presented. The computational results indicate that the accuracy and efficiency of the new method are improved.

提出了B - p本构模型材料参数估计的新方法，算例分析表明，该新方法提高了参数估计的精度和效率。

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A new method of estimating the parameters in B-P model is presented. The computational results indicate that the accuracy and efficiency of the new method are improved.

提出了B - p本构模型材料参数估计的新方法，算例分析表明，该新方法提高了参数估计的精度和效率。

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