Underground transportation system的意思|示意

The space of underground transportation system is always small and poor ventilation. Once a blast occurs in the tunnel, it will cause serious casualties and great economic losses.

地下交通系统空间小、通风条件差，一旦受到爆炸荷载的冲击，往往造成惨重的人员伤亡和重大经济损失。

On the basis, it proposed a scheme of applicating mobile video technology in monitoring and control system of underground locomotive transportation and its realization method.

文章简要介绍了传统的信集闭系统的硬件结构和软件实现，在此基础上提出了在井下机车运输监控系统中应用移动视频技术的方案以及实现方法。

An urban passenger transportation system using elevated or underground trains or a combination of both.

城市高速铁路交通：一种城市乘客运输系统，使用地下铁路或空中列车，或两者结合使用。

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。