本文介绍了各种时间数列的序时平均数的计算方法，并阐明了各种计算方法之间的内在联系。

This paper introduces the methods of calculating the dynamic means according to all sorts of time series, and expounds the interrelation of these methods.

youdao

本文介绍了各种时间数列的序时平均数的计算方法，并阐明了各种计算方法之间的内在联系。

This paper introduces the methods of calculating the dynamic means according to all sorts of time series, and expounds the interrelation of these methods.

youdao