对原有指数平滑法进行市场预测，在此基础上建立了二次指数平滑法的预测模型，进而提出了三次指数平滑法的预测模型。

To make market prediction of former index, based on which build the prediction model of two dimension index and then bring about the prediction model of three dimension index.

youdao

对原有指数平滑法进行市场预测，在此基础上建立了二次指数平滑法的预测模型，进而提出了三次指数平滑法的预测模型。

To make market prediction of former index, based on which build the prediction model of two dimension index and then bring about the prediction model of three dimension index.

youdao