二维声子晶体FDTD方法计算禁带宽度的例子,包括脚本文件和函数文件形式，包括轨道机动仿真、初轨计算。- Dimensional phononic crystals FDTD method calculation examples band gap, Including scr ipt files and function files in the form, Including orbital maneuvering simulation, initial orbit calculation.