随着城市化进程加速与城市建设重点由新区开发向旧城改造转移，城市郊区与旧城区的民房规划管理工作成为城市规划管理工作的难点之一。其中，城市郊区民房集中区大都由原农村住宅组团形成，自然生长，无序发展较为严重；而旧城区民房集中区由于受当时历史条件所限制，原有的 With the acceleration of urbanization and the relocation of key urban construction from the development of new areas to the transformation of old cities, the planning and management of residential houses in suburban and old urban areas has become one of the difficulties in urban planning and management. Among them, the urban suburbs residential areas concentrated mostly by the original formation of rural residential groups, natural growth, disorderly development is more serious; and the old urban area concentrated due to historical conditions, the original