GB/T 12340-2008
ActiveSpecifications for aerophotogrammetric office operation of 1:25 000 1:50 000 1:100 000 topographic maps
1:25 000 1:50 000 1:100 000地形图航空摄影测量内业规范
Application Summary AI generated
This standard specifies the technical requirements and procedures for the photogrammetric office operations used to produce 1:25,000, 1:50,000, and 1:100,000 scale topographic maps from aerial imagery. It is applied in the fields of surveying, mapping, and geographic information systems (GIS) for national mapping agencies and engineering projects. The standard governs tasks such as aerial triangulation, stereo compilation, and digital editing to ensure accuracy and consistency in medium-scale topographic mapping.
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