Forward electromagnetic scattering by buried objects is computed with the integral equation method and efficient algorithm for half-space dyadic Green's functions.
利用积分方程方法以及半空间并矢格林函数的快速算法对埋地目标体矢量电磁散射进行正演计算。
2
The negative moment of the beam can not be concluded by the method based on the half-space elastic foundation theory, but the negative moment is proved by the numerical analysis.
基于弹性半无限空间的幂级数法不能计算格构梁上的负弯矩区段，与数值分析的结果不符。
3
When he condescended to speak, he contradicted himself three or four times in the space of half an hour.