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。
The formation and propagation mechanism of the cracks is discus - sed and the cause for the stress corrosion fracture in the brass pipe is elucidated.
文中讨论了裂纹的形成和传播机制，并阐明了铜管出现应力腐蚀破裂的原因。
And after analyzing the propagation mechanism of crack at different stage of water-bearing fractured rock-mass, the fracture principles of water-bearing fractured rock-mass were proposed.
分析了爆破作用下含水裂隙岩体不同阶段裂隙的断裂扩展机理，提出了含水裂隙岩体断裂准则。
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