铁路是我国国民经济的大动脉，是交通运输业中的主力和骨干。承担着全国货运量的50％，货物周转量的70％，旅客周转量的56％。然而，铁路长期滞后，制约经济，捆扰人民，已成为全国瞩目的薄弱环节。面对到本世纪末我国铁路承受着客货运量大幅度增长的现实，铁路如何才能满足国民经济发展和人民生活的需要，确保翻两番目标的实现，是需要认真加以研究和解决的。 The railway is the main artery of our national economy and the backbone and backbone of the transportation industry. Commitment to the national freight volume of 50%, 70% of cargo turnover, passenger turnover of 56%. However, the railway has lagged behind for a long time, restricting the economy and disturbing the people have become the weakest link in the whole country. Faced with the fact that the railway industry in our country is subject to a substantial increase in the volume of passenger and cargo traffic by the turn of the century, how the railway can meet the needs of the development of the national economy and the people’s livelihood and that the realization of the goal of quadrupling the country should be seriously studied and solved.