铁路是国民经济的大动脉。随着我国社会主义商品经济的发展,经济的开发和商品的流通都迫切要求铁路运输超前发展,当好“先行官”。“要想富,靠铁路”是当前各地政府和人民的深切感受和强烈愿望,这话也形象地表述着铁路和经济的密切关系。在我国各项现代交通运输方式之中,尽管公路、水运、航空都在不断地发展,但是铁路 Railway is the main artery of the national economy. With the development of the socialist commodity economy in our country, the development of economy and the circulation of commodities all urgently require that railway transport be developed ahead of schedule. “To be rich and to rely on the railway” is the profound feeling and strong desire of the governments and people everywhere now. This remark vividly expresses the close relationship between the railway and the economy. Among all modern modes of transport in our country, despite the constant development of roads, waterways and airlines, the railway