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。
The transient displacement field and the dynamic stress intensity factor at the moving crack tip are obtained.
给出了瞬态的位移场和运动裂纹尖端的动态应力强度因子。
The loading state of specimen is important for calculation of the temporal evolution of dynamic stress intensity factor.
试样的受力状态对动态应力强度因子历史曲线的确定具有重要影响。
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。
We study stress intensity factor of thick wall cylinder with cracks under dynamic load.
研究了动载荷作用下带裂纹厚壁筒的应力强度因子。
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。
And then the effect of disturbance intensity on the stability of highly-stressed pillars is reflected by changing the different peak value of the dynamic stress wave.
通过改变扰动应力波峰值的大小，来考察动力扰动强度的变化对承受高应力矿柱稳定性的影响。
The research results show that the vibration times, initial static stress level and water content etc. have obvious influence on the dynamic intensity of fly ash;
研究结果表明：振次、初始静应力水平、含水量等对粉煤灰的动强度都有显著的影响；
The research results show that the vibration times, initial static stress level and water content etc. have obvious influence on the dynamic intensity of fly ash;
研究结果表明：振次、初始静应力水平、含水量等对粉煤灰的动强度都有显著的影响；
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