作为所得结果的应用，讨论了弱奇异积分方程解的存在性问题。
As an application we utilize the results presented in this paper to study the existence problem of solutions for a class of weakly singular integral equations.
通过对弱奇异积分方程的数值求解，可得裂纹端点和交点处的应力强度因子。
Through the numerical solution of the integral equation, the stress intensity factors at the end points of the crack and intersection are obtained.
至于解第一类 积分方程机械求积法，由于 相关的聚紧理论对弱奇异第一类 积分方程失效，未得到充分研究。
On the one hand, the mechanical quadrature methods (MQM) for solving BIE of the first kind are void of the collectively compact theory, so they have not been sufficiently analyzed yet;
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