The pore water pressure under positive rotation of principal stress axes is smaller than that under inverse rotation.

主应力轴正向旋转较逆向旋转产生的孔压小；

youdao

The pore water pressure under positive rotation of principal stress axes is smaller than that under inverse rotation.

主应力轴正向旋转较逆向旋转产生的孔压小；

youdao