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从地区生产总值、非农业人口数、专利授权量、固定资产投资额、社会消费品零售总额等方面,运用中心城市职能指数、经济联系总量、潜力强度与隶属度等模型,对长三角25个地级以上市区进行了空间重构,初步建立起由五大城市圈构成的城市群网络体系,并结合分形的相关理论对其进行验证。结果表明,沪、苏、锡、禾等7座城市构成了长三角的核心城市圈,宁、镇、扬、泰组成的南京城市圈与杭、绍、衢、金组成的杭州城市圈为长三角的半核心城市圈,而徐、宿、连、淮、盐组成的徐州城市圈与甬、温、台、舟组成的宁波城市圈则为长三角的边缘城市圈。

In this paper,GDP,non-agricultural population,patent authorization quantity,fixed assets investment volume and total retail sales of consumer goods from the aspects of society and economy were selected,and with approaches of the central function index,potential strength and membership degree,the urban districts of 25 cities in the Yangtze River Delta were analyzed quantitatively.Then a city network system consisting of five city circles was built,and also it was tested and verified using fractal...