信号优先是提高公交车辆运行可靠性和准点率的重要手段。
Bus signal priority is an important method to improve reliability and schedule adherence of bus system.
在车辆运行或维护过程中也会带来闸瓦的残渣，沙砾或者润滑油脂。
Brake shoe residue, sand and lubricants are often introduced by operating or maintenance processes.
本文根据车辆振动模型，分析不平路面对车辆运行引起的振动规律。
The paper, according to the vehicle vibration model, analyses the vibration regulation of the vehicle movement to the gravamen road.
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