本文根据作者参加该项工作的体会,提出要从国民经济和社会发展战略，结合路网作用 确定运量,多方面比选确定通路方案和实施程序,有一定的参考价值。作者认为，西安南京铁路在路 网中有重要作用，应及早贯通。

Based on the realization of participating in the research works, the author proposes that the traffic volume should be determined according to the national economic and social devel?opment strategy and combined with the role of the railway networks, and the schemes of the route and its implement procedure should be determined according to the multi—respect contrasts and selections. These suggestions are rather valuable for reference. Owing to the important role of the Xi^an —Nanjing Railway on the railway networks, the author suggests that the Xi’an — Nanjing Railway should be accomplished as soon as possible.