The results show that all the orders of the stress singularities at the interface edge can be determined precisely, and the related stress intenisity coefficients can also be determined by extrapolation method.

• 计算结果表明，本方法可以精确地求得振荡应力奇异性次数，并且与奇异性对应的复应力强度系数也可以很方便地应用外插法得到。