随着准高速铁路、高速铁路的兴建，对桥梁上轨道的平顺要求越来越高。
With the implementation and development of quasi-express railway and high speed railway, it requests a higher smoothness to the rail laid on bridges.
该电机已装用在东风8B货运重载内燃机车和东风11准高速客运机车上，该电机也可用于其他领域。
The motor has been fitted with heavy duty locomotive of DF 8B and DF 11 quasi-high speed passenger locomotive, the motor can also be used in other areas.
阐述了广 深 准高速铁路应该采用动力集中式电动车组牵引方式的理由及对选择电动车组主要参数的看法。
The article expounds the reason why the Guangzhou - Shenzhen quasi-high speed railway should adopt tractive mode of central power EMU and discusses the ideas of selecting the main parameter of EMU.
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