With its inherent limitation, the economic regulation of highway transportation can play its role only by combining the social management with the construction of legal system.

公路运输经济管制必需与社会管制和法制建设相结合，才能发挥作用，其本身也存在局限性。

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In the three kinds of modes of transportation, for the regulation is difficult and so on various aspects reason, highway transportation is one of the most easy to shipping safety accidents.

而在三种运输方式中，由于监管难度大等各方面原因，公路运输是最容易发生货运安全事故的一种。

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