...tensity factor 温度应力强度因子 gross stress concentration factor 总应力集中系数 Stress Triaxiality Factor 应力三轴因子 ..
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采用能量差率方法，首次导出含偏轴裂纹三维有限大体应力强度因子封闭解。
An energy difference rate method (EDRM) is applied to establish a closed form solution (CFS) about stress intensity factor (SIF) of three dimensional finite bodies containing inclined embedded cracks.
通过三维光弹实验测定了轴表面横向半椭圆裂纹的应力强度因子（SIF），并计算了与光弹轴裂纹几何及当地应力相对应的无限大体的SIF，从而求得SIF修正系数。
The SIF and its correction factor of the transverse surface semi-elliptic crack of a photoelastic axle are tested and studied with the method of three dimensional photo-elastics.
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