Urt is a big project with high building and operating cost and long financial period .

城市轨道交通是一项建设和运营成本高、财务周期长的巨型工程。

A correct evaluation of the investment impact on urt benefits helps to make decisions for the strategic development of it .

正确评估城市轨道交通产业的投资效应大小，有利于正确制定其发展策略。

Structural design for shilong rd. parking and repairing depot on shanghai urt line3 .

上海轨道交通3号线石龙路停车场停车库结构设计。

Based on the analysis of railways serving as urt both at home and abroad , this article deems it necessary and feasible that railways contribute to urban public transport .

分析了国内外铁路参与城市交通的概况，认为铁路参与城市交通是必要和可行的。

Targeting with the effect of urban development on passenger flow forecast of rail transit in china , in order to solve the problems existing in general method , the attractive area model of urt station under the effect of conventional public traffic is established on the basis of some rational hypotheses , and its algorithm process is given .

针对我国城市发展对轨道交通客流预测的影响，为解决一般方法存在的问题，在合理假设条件下，构建了常规公交影响下轨道交通站点吸引区域模型，并给出模型求解的算法步骤。