本文用边界元位移及应力外推法计算了V形切口的应力强度因子，在切口顶端附近设置小单元用以模拟切口顶端的应力奇异性。
At the top of notch, small size elements were used to simulate its stress singularity. The examples demonstrate that the present method could provide accurate results.
本文用边界元位移及应力外推法计算了V形切口的应力强度因子，在切口顶端附近设置小单元用以模拟切口顶端的应力奇异性。
At the top of notch, small size elements were used to simulate its stress singularity. The examples demonstrate that the present method could provide accurate results.
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