两种散粒体间的接触变形特性可通过刚塑性模型来描述。
The rigid-plastic model can be used to simulate the deformation behavior of the interface between two granular materials.
在梁的极限分析中采用新的刚塑性模型，推导出极限弯矩公式。
Using the improved model, an ultimate bending moment formula is presented.
材料性质采用理想的刚塑性模型，混凝土屈服准则采用不考虑混凝土拉应力的修正的库伦屈服准则。
The materials are assumed to be rigid-perfectly plastic. Modified Coulomb failure criteria with tension cut-off are adopted to predict yielding of concrete.
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