According to the constitutive relationship in linear piezoceramics, elliptical crack problems in impermeable case are analyzed with hypersingular integral equation method.

• 摘要在线性压电陶瓷本构关系和裂纹边界绝缘的框架下，用超奇异积分方程的方法对椭圆类片状裂纹问题进行了重新研究。