城市，是社会发展的产物，是人类物质文明和精神文明的结晶。特别是那些在全国和地区起着核心作用的中心城市，人才答革，科技发达，交通便捷，信息灵通，资金丰厚，是城乡现代化建设的主要基地，在国民经济和社会发展中发挥着主导作用。随着城市化的发展，中心城市在整个社会 The city is the product of social development and the crystallization of human material and spiritual civilization. In particular, those central cities that play a central role in the country and in the entire region are the key bases for the modernization of urban and rural areas, with leading science and technology development, convenient transportation, well-informed and well-funded, and play a leading role in the national economy and social development . With the development of urbanization, the central city is in the whole society