The paper discusses the composition of highway systems for fee collecting and monitoring as well as the principal functions of every subsystem.
论述了公路监控和收费系统的组成，以及各个子系统的主要功能。
The paper discusses the composition of highway systems for fee collecting and monitoring as well as the principal functions of every subsystem.
论述了公路监控和收费系统的组成，以及各个子系统的主要功能。
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