问题的提起我国铁路是国民经济的大动脉,在现代化的运输方式中,承担着全部货运量的二分之一左右。目前,日均装车六万余辆,分散作业在五千多个车站上。去向千头万绪,相互交织成网,如何将这样错综复杂的庞大车流,从产生地迅速地运送到消失地,以适应国民经济发展的需要,是全路职工所必须解决的一项共同课题。 Talking about the Problems China’s railway is the main artery of the national economy. In the modern mode of transportation, it takes about one half of the total freight volume. At present, the average daily load of more than 60,000 vehicles, scattered operations in more than 5,000 stations. To a multitude of things, intertwined into a network, how to transport such a huge complex flow from place of production to disappear quickly to meet the needs of the development of the national economy is a common issue that all workers must solve.