From the study of the highway tolling theory, it is indicates that the main reason for the country to collect the highway toll on passing vehicles is the shortage of the highway construction funds.

公路收费理论的研究结果表明，公路建设资金的相对短缺是推行公路车辆通行费制度的根本原因。

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From the study of the highway tolling theory, it is indicates that the main reason for the country to collect the highway toll on passing vehicles is the shortage of the highway construction funds.

公路收费理论的研究结果表明，公路建设资金的相对短缺是推行公路车辆通行费制度的根本原因。

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