目前,我国城市化进程正处于新的发展阶段,区域经济从整体角度的协调发展已日益显示出必要性和迫切性。将区域经济发展与城市化进程相融合,实行区域整体联动发展,已成为城市获得新的发展机遇、拓展城市发展空间、推动区域经济协同发展的内在要求和必然选择。如以广州为中心的珠江三角洲城市群、以上海为中心的长江三角洲城市群以及以京津唐为核心的环渤海地区城市群,已构成全国的一级核心区,成为我国城市密度最高、经济最发达、活力最强劲的经济发 At present, the process of urbanization in our country is at a new stage of development. The coordinated development of regional economy from an overall point of view has increasingly shown the necessity and urgency. The integration of regional economic development and urbanization and the implementation of coordinated regional development as a whole have become an inherent requirement and an inevitable choice for cities to obtain new development opportunities, expand urban development space and promote the coordinated development of regional economy. For example, the Pearl River Delta urban agglomeration centered on Guangzhou, the urban agglomeration of the Yangtze River Delta centered on Shanghai, and the urban agglomeration surrounding the Bohai Rim region centered on Beijing, Tianjin and Tang dynasties constitute the first-level core area in the country and have become the most densely populated urban areas in China The most developed and most dynamic economic development