The relationship of delay, queue length, signal cycle, vehicle arriving rate and traffic volume in signal intersection entrance lanes is key to urban road traffic micro?

信号交叉口进口道延误、排队长度和信号周期、配时、车流到达率及交通量的关系研究，是城市道路交通微观运行分析和评价的核心。

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Urban road traffic noise approximately composes above city region ambient noise 80%.

其中城市道路交通噪声约占城市区域环境噪声的80%以上。

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The supply of urban road traffic infrastructures 'spacing resources is the most important one of the influence factors on traffic mode choosing behaviors.

在决定城市出行方式选择的众多因素中，道路交通设施空间资源的供给是最为关键的因素之一。

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