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水运在重庆和四川立体交通中的地位分析１．重庆市和四川省立体交通的现在格局据有关资料统计：铁路在川渝地区就有２１条干支线，其中有宝成、成昆、成渝、襄渝、川黔５大干线，现正在修建更具经济意义的渝怀铁路，营运里程共计２８５７．４千米；公路通向全地区所有的地、市
Water transport in Chongqing and Sichuan three-dimensional traffic status analysis 1. According to relevant statistics and statistics: there are 21 dry-branch lines in Sichuan-Chongqing region, including 5 major trunk lines of Baocheng, Chengkun, Chengdu-Chongqing, Xiangyu and Chuan-Qian, which are under construction More economically Yuhuai Railway, operating mileage totaled 2,857.4 km; the road leading to all regions of the city, city