external traffic meaning in English

外局话务量

This paper expounds the function of capacity of network and its analysis method in traffic planning and correlation field . base on the fact that different traffic flow has different character , the volume of traffic flow is divided into two parts , internal traffic and external traffic flow , and analysis them respectively . applying the essential theory of traffic analysis and traffic planning , combine the correlation theory and means of graph theory ^ operational research ^ systems engineering , modeling to different traffic flow and its traffic capacity
论文就路网容量的理论体系及其研究意义进行了探讨，阐述了路网容量及其分析方法在交通规划及相关的各个领域中的重要意义；根据各种交通流的运行特性将路网中的交通流分为网内流和网际流分别进行研究，根据不同种类的特点，运用交通分析，交通规划的理论和方法，结合图论、运筹学、系统工程的相关理论方法分别进行建模分析，并对模型的求解方法进行了研究，提出了模型的算法。