The applications of information and automation technologies, communication system technologies in city subway, light rail and rail transport;

信息和自动化技术，通信信号技术在城市地铁、轻轨和轨道交通中的应用；

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And it also analyzed the reason for choosing monorail traffic system, and compared with the traits of the others traffic system, as subway, light railway, magnetic levitation.

并分析了选用单轨交通的依据及与其它城市轨道交通，如地铁、轻轨、磁悬浮轨道交通的性能比较。

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The government has replaced ambitious subway and light-rail projects with bus corridors that amount to little more than rearranging traffic flows, Resende said.

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The projects totaling 21 in all include construction of subway and light rail lines in 23 cities, 13 highway projects spanning 2, 000 kilometers, 10 municipal-level projects and three ports and waterway projects.

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Mayor ANTONIO VILLARAIGOSA (Los Angeles): I will be on that subway and that light rail line today to encourage people to remain calm and to demonstrate my confidence that this system is safe and that we are doing everything possible to ensure the safety of our passengers.

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