Based on the analytical solution to stress field around a hole in a stressed orthotropic infinite width plate, a set of equations was derived to calculate the relieved strain matrix.

以正交各向异性无限大板孔边应力场解析解为基础，导出了释放应变矩阵计算表达式，并用一个算例验证了该计算式的正确性。

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Based on the idea of magnetic strain, the model of magnetic strain was used to analysis the magnetoelastic buckling of cantilevered ferromagnetic plate in transverse magnetic field.

基于磁致伸缩的概念，采用磁致伸缩应变模型，对横向磁场中铁磁体的磁弹性屈曲的临界磁场这一问题进行了研究。

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Based on the test results, the strain field around the sub-cracks was calculated using the digital image correlation method.

在实验观测的基础上，利用数字图象相关程序对裂纹周围变形场进行了分析计算。

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