时间序列预测分析法在建立非线性模型进行经济预测方面受 到广泛的重视和研究。而作为其重要分支之一的指数平滑法，因为操作简 单、适用性强、性能优良、应用广泛而成为经典的预测与控制模型 -The analysis of time series forecasting economic forecasts in a nonlinear model received wide attention and research. And as one of the important branch