From the view of psychology, the crossing delay of pedestrians crossing un-signalized crosswalks in big cities was quantitatively analyzed.

从心理学角度，以大城市无信号控制人行横道过街行人为研究对象，对行人过街延误进行定量分析研究。

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Designs on signal phases for twice crossing are very crucial to pedestrians when they are passing through a large signalized intersection.

二次过街信号设计对于行人通过大型信号交叉口具有非常重要的作用。

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Designs on signal phases for twice crossing are very crucial to pedestrians when they are passing through a large signalized intersection.

二次过街信号设计对于行人通过大型信号交叉口具有非常重要的作用。

youdao