According to the economic indices of recent years, this paper constructs an econometric model of civil automobile by linear regression method and does some estimating and forecasting.
本文根据近年来国内各项经济指标，运用线性回归方法建立了民用汽车需求的计量经济模型，并对模型进行评价和预测。
The model consists of the factors analysis module, economic cycle analysis module and integrated forecasting module.
模型由影响因素分析模块、经济周期分析模块和综合预测模块组成。
The static model is used for short run forecasting, economic planning, and the analysis of economic development.
本文讨论把动态投入—产出模型应用于能源—经济系统和有关问题的分析。
A simple cost-loss ratio decision model is used to illustrate the relationship between the skill of a weather forecasting system and its economic value.
利用一个简单的花费-损失比模型介绍了天气预报系统的技巧和其对用户的价值之间的关系。
According to the properties of model in grey forecasting theory, bi-auto-seeking-weight method was proposed and applied to forecast the economic sequences which rise and fall by a wide margin.
并对波动幅度较大的经济序列进行预测，表明该方法可以有效地提高预测精度。
In forecasting dynamic economic processes by using the model with steady parameters, large errors are often discovered.
对于发生变化的动态经济过程，应用定常参数模型进行预测时误差较大。
The model system contains 3 kinds of main pests forecasting models and their dynamic economic thresholds models.
模型库中有主要害虫种群动态预测模型及动态防治指标模型。
The model system contains 3 kinds of main pests forecasting models and their dynamic economic thresholds models.
模型库中有主要害虫种群动态预测模型及动态防治指标模型。
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