Finally built a two linear forecasting models based on smoothing of time queue about analysis of sale trend, and verified the design analysis of this paper partly.
最后，建立了基于时间序列的二次指数平滑线性预测模型，进行商品销售趋势的分析，部分验证了本文的设计分析。
More reasonable long-term or short-term forecasting is to be made from trend analysis and the trend analysis provides the effective foundation for science decision;
通过趋势分析，可以制定出比较合理的长期或短期预测，从而为科学决策提供有效的依据；
Case study shows that the proposed method is of high precision, and can be effectively applied to condition forecasting and fault trend forecast analysis of complex systems.
实例研究表明，此方法具有较高的预测精度，可有效地应用于复杂系统的状态预测和故障趋势预测分析。
Part III: forecasting the trend of the population growth in Zhengzhou in future 50 years and analysis of the result.
第三部分：对郑州市未来50年人口发展趋势进行预测，对预测结果进行分析。
Part III: forecasting the trend of the population growth in Zhengzhou in future 50 years and analysis of the result.
第三部分：对郑州市未来50年人口发展趋势进行预测，对预测结果进行分析。
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