Road-railroad crossings are where different modes of transportation meet, which brings safety concerns and the potential for hampering transportation efficiency and creating other issues. By survey...

中文翻译：

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关闭铁路道口的优缺点：路易斯安那州的案例研究

公路-铁路交叉口是不同运输方式的交汇处，这带来了安全问题，并可能损害运输效率并产生其他问题。通过调查...