一、引言交通运输是国民经济的基础设施。交通运输通道建设与区域经济的发展和国际贸易的发展有着密切的关系。建设一个高效的综合运输通道，联系各经济区域和进出口岸，是执行开放搞活方针，加速地区经济发展必不可少的条件之一。建设综合运输通道，修建国际水陆通道对缩... I. Introduction Transportation is the infrastructure of the national economy. The construction of transportation corridors is closely related to the development of regional economy and the development of international trade. Building an efficient and comprehensive transport corridor, linking various economic regions and ports of entry and exit is one of the necessary conditions for implementing the guidelines of opening up and invigorating the economy and speeding up the economic development in the region. Construction of integrated transport corridors, construction of international ...