中文说明：谱分析，自己编写的算法过程，蝶形算法的全过程，详细，便于初学者使用。每一步都有注解，而且还有示例数据移机运行结果，还有个人的一些心得，对于初学者来说，非常有用
English Description：
Spectrum analysis, algorithm process, butterfly algorithm of the whole process, detailed, easy for beginners to use. Each step has comments, and there are examples of data migration running results, as well as some personal experience, for beginners, very useful