混凝土裂缝端部断裂过程区的粘聚力分布是导致混凝土断裂呈现非线性特性的重要原因。
Nonlinear fracture behaviors of concrete materials are mainly caused by the cohesive stress along the fracture process zone.
本文探索打开断裂过程区的黑匣子之更深层次的研究——即细观断裂力学与纳观断裂力学。
The present paper explores new and more profound approaches, namely microscopic and nanoscopic fracture mechanics, to unlock the black box of fracture process zones.
从微区观点，提出了疲劳过程包含五个阶段，并对其中疲劳强化、硬化和断裂问题作些新的解释。
From the micro-region view-point, the five stages of fatigue take place successively, and some new explanations for the fatigue hardening, softening and fracture are given.
提出了一种描述岩石、混凝土类材料断裂损伤过程区的细观力学模型，用于分析材料的非线性断裂的微观机理。
The cracking mechanism based on non linear fracture model for rock concrete materials is proposed and micro mechanical model for fracture process zone (FPZ) established.
断裂过程可区分为四个特征区，相应有表征启裂和稳态裂纹扩展的界限应力强度因子。
The fracture process can be separated into four characteristic regions. Correspondngly, there exist two threshold stress intensity factors both for crack init…
断裂过程可区分为四个特征区，相应有表征启裂和稳态裂纹扩展的界限应力强度因子。
The fracture process can be separated into four characteristic regions. Correspondngly, there exist two threshold stress intensity factors both for crack initiation and f…
断裂过程可区分为四个特征区，相应有表征启裂和稳态裂纹扩展的界限应力强度因子。
The fracture process can be separated into four characteristic regions. Correspondngly, there exist two threshold stress intensity factors both for crack initiation and f…
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