水性涂料在电力机车与城轨车辆上的应用现状及发展趋势 关键词：水性涂料；电力机车；城轨车辆；涂装 [gap=543]Key words：waterborne coatings；electric locomotive；urban rail vehicles；Coatings
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Urban Rail Transit Engineering Vehicles 城市轨道交通工程车辆
Certain key techniques of urban rail vehicles are also briefly introduced.
对轨道车辆的一些关键技术作了简要介绍。
In this paper, 3 level inverter made of IGBT that is adapted to the auxiliary system in urban rail vehicles is introduced.
利用新一代的电力电子器件IGBT研制了适用于城市轨道车辆辅助系统的三电平逆变器装置。
The opinions for revision are put forward for the evaluation standard in the balance test on urban rail vehicles, and the demonstration is carried out.
对城轨车辆均衡试验评定标准提出了修改意见，并进行了论证。
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