探讨了城市总体规划修订中航空摄影技术特别是影像图的应用，并针对中小城市情况和规划要求，提出了获得绿化覆盖率、建筑密度、土地利用数据和图纸的技术路线，认为利用航摄资料获取规划基础数据准确可靠，适合在中小城市规划中应用 Discussed the application of aerial photography technology, especially image maps, in the revision of the urban master plan. In light of the conditions of small and medium-sized cities and planning requirements, the technology routes for obtaining green coverage, building density, land use data, and drawings were proposed, and the use of aerial photography data was considered. Get accurate and reliable basic planning data, suitable for application in small and medium city planning