铁路是我国运输的主力,由干它本身具有垄断性、稳定性和庞大性的特点,赢得了“铁老大”的称号。但是“铁老大”的日子实际上并不好过。从货运来看,铁路运输只能满足需求的60%左右。用户平均每日申请的运输物资达11．5万辆,而铁路每日只能装车7．3万辆左右。在一些主要干线上,运 The railway is the main force of transport in our country. It has won the title of “Iron Boss” because of its monopoly, stability and magnanimity. But the days of “iron boss” are not actually better. From the freight point of view, rail transport can only meet about 60% of demand. Users on average daily applications for transport of goods up to 115,000, while the railway can only load about 73,000 vehicles a day. On some major routes, transport