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。
Cleavage fracture is a typical brittle fracture and also a process consisted of crack producing and spreading, and the mechanism is related to dislocation and crystalline grain.
解理断裂是典型的脆性断裂,解理断裂也是一个裂纹萌生和扩展的过程,其机制与位错和晶粒有关。
Pure epoxy coating shows typical brittle erosion behavior, and the erosion is determined by both micro-cutting mechanism and fracture mechanism.
环氧耐磨涂层的脆性冲蚀特征较为明显,冲蚀由显微切削机制和断裂机制等机制决定。
In this paper, Based on the theory analysis and test, the fracture mechanism and fracture direction of brittle materials are studied.
本文主要通过理论分析和试验,对脆性材料的断裂机理及断裂方向进行研究。
High manganese steels undergo a ductile to brittle transition at low temperature, which is accompanied by a change in the fracture mechanism from dimple fracture to intergranular fracture.
高锰奥氏体钢随温度降低其断裂机制由韧窝状断裂转变到晶界断裂。
The fracture mechanism of this composite was brittle fracture.
本复合材料断裂表现为脆性断裂。
The fracture toughness of silicon being bigger than ceramic, the cutting efficiency is higher because of the easier brittle chip formation mechanism.
由于硅晶体的断裂韧性小,锯切时容易形成破碎状切屑,去除率高于陶瓷。
The abrasion mass decreases at first, then increases. The fracture mechanism of the MMC transforms from ductile fracture into brittle fracture.
该复合材料韧性降低,使其断裂形态从塑性断裂转变为脆性断裂。
HUANG Ming-li. Research on fracture mechanism by of interaction of multi2crack in brittle rock[D]. Shenyang: School of Resources and Civil Engineering, Northeastern University, 2000.
黄明利。岩石多裂纹相互作用破坏机制的研究[D]。沈阳: 东 北大学资源与土木工程学院, 2000。
HUANG Ming-li. Research on fracture mechanism by of interaction of multi2crack in brittle rock[D]. Shenyang: School of Resources and Civil Engineering, Northeastern University, 2000.
黄明利。岩石多裂纹相互作用破坏机制的研究[D]。沈阳: 东 北大学资源与土木工程学院, 2000。
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