The precision of Cam clay model is poor and the Sekiguchi Otha model gives excess deformation and a singularity point on the yield locus.
采用关口—太田各向异性模型，实测资料表明预测的变形偏大，且屈服面上有奇异点。
The results of the isotropic model are better than that of modified Cam-clay.
对比计算结果说明各向同性模型优于修正剑桥模型。
The modify Cam-Clay model is a elastoplastic model, it can reflect the deformation character of normal consolidation and low overconsilidation clay.
修正剑桥模型是一种弹塑性模型，在许多情况下可以较好地反映正常固结和弱超固结粘土的变形特性。
The traditional dilatancy equation of Cam-clay model was modified and the relativity between the phase transformation stress ratio and initial effective pressure was considered.
模型对传统修正剑桥模型中的剪胀性公式进行了改进，考虑了状态转换应力比与初始有效围压的相关性。
The Cam-clay model has widely been used in the last decades which described the main features of soil elastic-plastic stress-strain relationship.
著名的剑桥模型描述了土的塑性本构关系，在提出的几十年中已得到广泛的应用。
The combination of the unified hardening parameters and Cam-clay model, and the comparison with the test results, show that this parameter can be used to constitutive model simply and effectively.
还将该统一硬化参量直接和修正剑桥模型结合，并与试验结果对比，表现出描述剪胀特性的简单性和有效性。
The combination of the unified hardening parameters and Cam-clay model, and the comparison with the test results, show that this parameter can be used to constitutive model simply and effectively.
还将该统一硬化参量直接和修正剑桥模型结合，并与试验结果对比，表现出描述剪胀特性的简单性和有效性。
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