西安－南京铁路在全国路网中的地位和作用

SITUATION AND FUNCTIONS OF XI’AN-NANJING RAILWAYIN CHINESE RAILWAY NETWORK

本文结合当前改革和国民经济发展的需要，论述西宁铁路修建的重大意义，它在路网中的地位，作用等。该铁路东接沪宁线，西接陇海线欧亚大陆桥，贯通津浦、华东二通道、京广、焦柳线和在建的京九线五条南北干线，大通道，成为继陇海、浙赣、侯月－兖石线后我国又一条东西大干线，解决了铁路运输长期迂回的问题，缓解了主要干线运能紧张的局面，形成华东、中南铁路网新格局，对合理调整运输布局和产业结构，加快社会主义市场经济发展具有十分重要的意义。

Combining with the requirements of the present national reform and economy develop-ments,this paper gives the discussions on the important meanings of constructing the Nanjing-Xi’an Railway Line and its situation and functions in the Chinese railway network.This railwayline will be a new east-to-west main trunkline. The problems on circuitous traffic for a long timemay be solved,and the intense circumstances of the traffic capacity of the main trunklines maybe released. This line bring forth a new structure in the railway networks of the East China andthe Middle-South China. The construction of this new railway line has very important meaningson properly regulating the economy distributions and the enterprise structures and on speeding upthe development of aseialist market economy.