Nowadays, the VMS technology has become mature, so the VMS positioning will play an important role on the whole DRGS (Dynamic Route Guidance System).

目前VMS技术已经基本成熟，而vms布点是实现动态交通诱导系统的最重要一环。

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Searching paths in the dynamic transportation network, a key technology of dynamic traffic assignment (DTA) and dynamic vehicle route guidance system (DVGS), is the basis of building ITS.

动态路径搜索是动态交通分配与动态车辆路径导行系统的关键技术，是建立智能交通系统的基础之一。

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