Relied on previous data, the general expression of displacement fundamental solution for three-dimension bi-materials under coordinate system oblique to interface is given.
利用已有的三维双相材料位移基本解，给出了在与界面斜交坐标系下位移基本解的一般表达式。
2
Classifications should be based on the greatest displacement seen on at least three radiographic views, especially the internal oblique view.