对于中国——一个正在经历体制转型的发展中国家,改革、发展和稳定,是经济发展、国力强盛和社会进步的基本前提。交通运输系统,作为经济社会系统的子系统,不仅是保障国民经济和社会发展的必要条件,同时也是推动经济社会快速、持续、稳定发展的基本动力。改革开放以来,特别是上 For China, a developing country undergoing institutional transition, reform, development and stability are the basic preconditions for economic development, strong national power and social progress. As a subsystem of economic and social systems, the transportation system is not only a necessary condition for guaranteeing national economic and social development, but also a basic impetus for promoting rapid, sustained and steady economic and social development. Since the reform and opening up, especially on