针对青藏铁路客车轮缘异常磨耗导致的轮对旋修问题进行了经济性分析。
The economy analysis is made on the wheelset turning caused by abnormal wear of wheel flange of passenger cars on Qingzang Railway.
分析了青藏铁路客车开发时需要解决的几个技术问题，并探讨了相应的解决措施。
Several technical problems needed to be solved in development of the Qingzang railway passenger cars are analyzed, and the corresponding solution measures are discussed.
青藏 高原高寒缺氧的气候环境要求青藏铁路客车必须具备一定的制氧补氧功能。
Considering the climate characteristic of chillness and oxygen shortage on the Tibetan Plateau, the equipments that can produce and replenish oxygen must be installed on Tibetan railway cars.
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