The article analysised the technical characteristics type and key technology of the new model city railway traffic system, introduced the application on all system at home and abroad, explicated the location of application about all system.Summarized and compared the characteristics of the new model city railway traffic system.And pointed out that the essential factor of selection about the new model city railway traffic system.%分析了新型城市轨道交通系统的技术特征、型式、关键技术,介绍了各系统在国内外的运用情况,明确了各系统的应用定位,对新型城市轨道交通系统制式的性能特征进行了比较,指出了新型城市轨道交通系统制式选型的要素。
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