traffic volume是什么意思

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In this paper we deal with the relationship of China s transportation freight volume, freight ton-kilometers and gross domestic product(GDP) using cointegration analysis.

　研究我国交通货物运输量与国内生产总值之间的协整关系,建立了货运量、货物周转量、国内生产总值(GDP)的ARIMA模型,对三者之间的Granger因果关系进行了研究,并建立了向量自回归模型。

This paper, based on the practical problems and transportation information s index design and utilization, studies the ways of improving the transportation information quality in the its designing, collecting and processing with the help of modern science and technology.

根据公路交通运输信息指标设计和利用的实际问题，探讨并提出了从设计、采集、处理等环节利用现代科学技术来提高交通运输信息质量问题。