利用Excel进行指数平滑分析与预测,比较好用..谢谢版主,我已上传5个,如果有需要还有不少,希望您能通过我,我现在需要下载一个源码.以后我自己写的程序就都上传上去给大家一起用吧.-use Excel exponential smoothing analysis and forecasts, better quality .. Thank you, the moderator, I have uploaded five, If there is a need there are many, I