中文摘要：

分析了长江沿江六大国家战略发展区（即长三角地区、皖江城市带、武汉城市圈、鄱阳湖生态经济区、长株潭城市群、成渝经济区）的发展状况。基于极化区理论,提出了国家战略发展区识别的＂自上而下＂与＂自下而上＂相结合的方法,并结合经济发展水平和实力、经济的外向化程度、产业和服务业区位熵的定量分析,初步识别了各战略发展区的功能,即长三角经济区主要承担参与国际竞争、创新和门户功能,皖江城市带主要承担区域服务带动和创新功能,鄱阳湖经济区主要承担生态保育和区域带动功能,武汉城市圈主要承担中部带动和创新功能,长株潭城市群主要承担区域服务和带动功能,成渝经济区主要承担西部生态保育、西部带动功能。

英文摘要：

The article analyzes the six national strategic development zones along the Yangtze river delta region,who are region of Yangtze river delta region of the city-cluster along the Yangtze RiverinAnhui,Wuhanmetropolitanareas,PoyangLakeecologicaleconomiczone,Urban Agglomeration of Changsha,Zhuzhou and Cheng du-Chongqing economic zone.Based on polarized area theory,this paper proposes methods of ＂top-down＂ and ＂bottom-up＂ to identificat the function of six national strategy development zones,meanwhile,the article analyzes the level of economic development,the degree of Extroversion of economic,industry and quotient of location about the third industry.Then,we put forward various function of strategic development zones,The Yangtze delta economic region mainly undertakes to participate in international competition,innovation and the gateway functions,region of the city-cluster along the Yangtze RiverinAnhui mainly undertakes functions of boosting regional service,Poyang Lake ecologicale conomic zone mainly undertakes function of ecological conservation,Wuhan metropolitanareas mainly undertakes functions of demonstration and boosting Central regions,Urban Agglomeration of changsha-zhuzhou-xiangtan mainly undertakes functions of regional boosting and demonstration,Cheng du-Chongqing economic zone mainly undertakes function s of ecological conservationin west and western boosting.