Finally, the dynamic stress intensity factors of the fast-propagating crack is obtained.
得到了快速扩展裂纹的动态应力强度因子。
Because of the complexity in mathematics and the physics, solving the three-dimensional dynamic stress intensity factors is certainly limit.
三维裂纹在动态断裂力学中由于其数学和物理上的复杂性，求解其动态应力强度因子受到一定的限制。
In this paper, a boundary integral equation method is applied to compute the dynamic stress intensity factors of collinear periodic antiplane cracks.
本文采用一种边界积分方程法，计算了共线周期反平面裂纹的动应力强度因子。
The crack-tip dynamic stress intensity factors decrease with the decrease of the crack length and the increase of the functionally gradient parameter.
无论在什么时刻，裂尖处动态应力强度因子随裂纹的长度减小而减小，随板材料的功能梯度参数增大而减小。
The stress intensity factors can be evaluated without post-processing with the improved extended finite element method, so it is convenient to analyze the dynamic discontinuities.
改进的扩展有限元不需要经过后处理可以直接求得应力强度因子，从而为动态不连续问题的分析提供了便利。
The stress intensity factors can be evaluated without post-processing with the improved extended finite element method, so it is convenient to analyze the dynamic discontinuities.
改进的扩展有限元不需要经过后处理可以直接求得应力强度因子，从而为动态不连续问题的分析提供了便利。
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