Fracture mechanism, initiation and propagation of cracks, and the control method of cracks in rock like brittle material under dynamic load are described in this paper.
本文主要论述了动荷载作用下岩石等脆性材料的断裂破坏机理、裂纹形成与扩展以及裂纹的止裂与控制等内容。
From the view point of material selection, we analyzed their dynamic fracture toughness and crack propagation resistance.
从选材角度对比分析了几种铝合金的动态断裂韧性及裂纹扩展阻力。
The dynamic plastic fracture toughness CTOD and its variation with different. crack propagation speeds.
塑性动态断裂韧性CTOD，及其在不同裂纹扩展速度下变化规律的测试。
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