中文说明：ARIMA基本操作流程和流程代码里面基本程序都能够用，后续高阶代码及相应的操作都可以发出来，可以供学习交流使用。
English Description：
Arima basic operation process and process code inside the basic program can be used, follow-up high-level code and the corresponding operation can be issued, can be used for learning and communication.