一个国家和地区的交通运输是与它的经济发展紧密相关的。经济发展必定对交通产生影响,反过来交通发达与否又会影响经济的发展程度。近几年环渤海湾地区经济迅速发展,各地区及国内其他省市的人员、物资交流日益广泛,渤海湾年客流量递增5％～8％左右,来往的汽车货物运输更是高速增长,这些都是渤海湾客货运输发展的必要条件。在另一方面,随着科学技术的不断进步,交通运输跨人了全方位发展的新时代,高速公路、航空领域的不断拓展以及铁路列车的不断改进和提速也分流了 Transportation in a country is closely linked with its economic development. Economic development will certainly have an impact on traffic. In turn, the developed traffic will affect the degree of economic development. In recent years, the economy in the Bohai Rim has developed rapidly. The exchange of people and goods in various regions and other domestic provinces and cities has been expanding. The annual passenger flow in Bohai Bay has been increasing by about 5% to 8%, and the transportation of goods by cars has grown at a rapid rate. Necessary conditions for the development of passenger and freight transport in the Bohai Bay. On the other hand, with the continuous improvement of science and technology, transportation has taken a new era of all-round development. The continuous expansion of highways and airlines as well as the continuous improvement and speed-up of railway trains have also been diverted