用多物理场耦合软件comsol multiphysics 3.5a计算远场散射时的详细教程。对需要进行复杂电磁场的散射计算，有极大的帮助！-Coupled with a multi-physics software comsol multiphysics 3.5a far-field scattering calculations detailed tutorial. On the need for complex scattering