1. The operation rule of subway train is studied under movable block system condition and the operational model of subway train is constructed. 研究移动闭塞条件下地铁列车的运行规律，建立地铁列车运行模型，将基于事件的控制技术应用到地铁列车控制中。
2. First, he rides the bike to the subway station, then, he takes the subway, finally, he walks to school. 首先，他骑自行车到地铁站，然后，他坐地铁，最后，他步行到学校。（注意顺序）
3. Subway of the shortest subway Osmanli Istanbul, total length has 0 only. 6 kilometers, in all two half station. 最短的地铁土耳其的伊斯坦布尔地铁， 总长度只有0．6公里，共两个半车站。
4. Subway of the shortest subway Osmanli Istanbul, total length has 0 only. 6 kilometers, in all two half station. 最短的地铁土耳其的伊斯坦布尔地铁， 总长度只有0．6公里，共两个半车站。
5. This article analyzes the reasons why the stray currents occur and their harm to subway equipment and facilities and proposes preventing and controlling measures for the subway stray currents. 分析杂散电流产生的成因和杂散电流对地铁设备、设施等方面的危害，提出地铁杂散电流问题的防治措施和方法。
