改进的反向模拟法采用了一种基于塑性流动理论的本构方程，可以充分考虑应变历史对塑性变形的影响。
The constitutive equation in the present method is based on flow theory of plasticity to consider the loading history, while deformation theory of plasticity in the classical inverse analysis method.
本文对两种情况导出了描述粘塑性流体在旋转圆盘上流动的基本方程。
The equations describing the flow of a viscoplastic fluid on a rotating disk are derived and are solved by perturbation technique and numerical computation respectively for 2 cases.
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