利用新的含微孔材料模型对塑性材料局部剪切失稳进行了分析。
By means of a new void - containing material model, analysis of shear localization for plastic materials is carried out.
针对单个粒子相同入射速度不同入射角度的碰撞条件，探讨粒子与基体的结合强度、侵彻深度以及绝热剪切失稳的发生条件。
The join strength, penetration depth and condition of emerging adiabatic shear instability are discussed with single particle of uniform speed and different angle.
建立了矿井围岩-断层系统的准静态形变平衡方程，将呈剪切破裂形式的断层失稳过程归结为折迭突变模型。
The equilibrium equation of surrounding rock mining fault system is established. The fault destablizing process with shear failure pattern belongs to fold catastrophe model.
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