在此本构模型基础上，利用隐式积分方法，推导出新的应力和背应力积分公式以及整体迭代所需的一致切线刚度矩阵。

Then we establish the constitutive model for simulating the non-massing behavior. Based on radial method and back Euler integration, new stress and back stress integration algorithm are proposed.

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在此本构模型基础上，利用隐式积分方法，推导出新的应力和背应力积分公式以及整体迭代所需的一致切线刚度矩阵。

Then we establish the constitutive model for simulating the non-massing behavior. Based on radial method and back Euler integration, new stress and back stress integration algorithm are proposed.

youdao