fdtd计算电磁波投射和反射特性，该程序简洁，比较准确地模拟了电磁波在空间的传播，反射和透射-fdtd calculated electromagnetic projection and reflection properties, the process was simple, to more accurately simulate the electromagnetic waves in space communication, reflection and transmission

模拟电磁波传播特性，模拟电磁波的透射、反射、折射中的透射特性(Propagation characteristics of simulated electromagnetic wave)