The stress intensity factor (SIF) of plane crack on orthotropic plate equal-parameter was evaluated by using a fractal two-level finite element method (F2LFEM).

• 摘要针对正交各向异性板的平面裂纹问题，应用二级分形有限元的办法研究了裂纹尖端应力强度因子的计算方法。