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21世纪是城市圈的世纪,经济的主要动力越来越依赖城市圈特别是大都市圈。城市圈之间的分工、合作和竞争决定着世界经济格局。城市圈的发育程度成为衡量国家发展水平的重要标志1957年,法国地理学家简·戈特曼首次提出了大都市圈的概念,用来概括在城市群中出现的以大城市为核心,周边城市共同参与分工、合作,一体化的圈域经济现象。而这些大城市群往往具有以下特征:区域内城市高度密集,人口规模巨大,城市间具有建立在分工明确、
The 21st century is the century of the city circle, and the main driving force of the economy depends more and more on the urban circle, especially the metropolitan area. The division of labor, cooperation and competition among the urban areas determine the world economic pattern. The development of the urban area has become an important indicator of the level of national development 1957, the French geographer Jane Gottman first proposed the concept of metropolitan area, used to sum up in the urban agglomeration of large cities as the core, surrounding Cities participate in the division of labor, cooperation and integration of the phenomenon of economic circles. These large urban agglomerations tend to have the following characteristics: the cities in the region are highly dense and the population size is huge; the inter-cities have the characteristics of clear division of labor,