In regard of the effect on stress intensity factor, a macro -element method to calculate stress intensity factor is simplified to analyze the variety of the stress intensity factor under different crack eccentricity ratio.

• 对于偏心裂纹应力强度因子，在计算方法上有效地简化了文献[5]中提出的大单元有限元计算模型，并且用于分析裂纹偏心度对于应力强度因子的影响。