The system is running smoothly with large through-put volume, easy to operate. Advanced programming design with various control modes, react to different situations freely;

系统运转自如，操作简单易行，人员通过量大；程序设计先进，具有多种操控模式，从容应对各种进出情况；

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Through research on the present numeration of national economic benefits, a problem in traffic volume analysis is put forward by traffic assignment theory.

通过对现行国民经济效益计算方法的研究。运用交通分配理论论证了现行计算方法中运量分析存在的问题。

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