Methods a dislocation was separated into pure edge part and pure screw part and their superposition was used to find the elasticfield.
方法通过将位错分解为刃型和螺型分量，该位错引起的整个弹性场可由两个分量所引起的弹性场叠加得到。
2
The expression of the elasticfield round the outside of the disk inclusion has been deduced analytically by the method of the harmonic and biharmonic potentials.
本文采用调和势和双调和势法，导出了圆盘形夹杂外部弹性场的解析表达式。
3
The basic formula of pseudo spectral method are derived for simulating inhomogeneous anisotropic elastic waves field.