A general description on the traffic control automation system of Beijing underground railways is given in this paper.
本文概述北京地下铁道行车指挥自动化系统。
The traffic transportation system of underground structure group is a kind of typical discrete event dynamic system, which is difficult to describe with analytic mathematic models.
地下洞室群的交通运输系统是一种典型的离散事件动态系统，难以用解析方法计算的数学模型来描述。
The management system has been successfully applied to the underground garage of the mall traffic supervision system.
该管理系统已成功应用于各商场地下车库车辆监理系统。
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