Their solution can be obtained from the solution of the corresponding crack problems in elastic medium because of the analogic forms of these two kinds of BIE.

• 基于这些积分方程和相应的弹性介质中裂纹的不连续位移边界积分方程的相似性，将二维压电介质中直线裂纹（或共线裂纹群）的分析问题转化成弹性介质中的裂纹问题。