为保护历史城市独特的文化特征,同时对城市的发展进行管理,人们在遗产保护与经济发展的夹缝中,通过建筑单体和历史街区的分级保护为遗产工作划定了界限,然而这种方法却忽视了城市尺度上的整合。历史城市如何发挥自身得天独厚的优势——传承至今的文化特征,使其在世界城市中脱颖而出,至今未有共识。2005年,UNESCO提出城市 In order to protect the unique cultural characteristics of historical cities and to manage the development of cities at the same time, people have delimitated the work of inheritance through the hierarchical protection of building units and historic blocks in the gap between the protection of the inheritance and the economic development. However, this method But ignored the integration of the city scale. How historical cities can give full play to their unique advantages - to inherit the cultural characteristics so far and to make them stand out in the world’s cities, so far there is no consensus. In 2005, UNESCO proposed cities