Home / Standards / GB/T 17157-2012 GB/T 17157-2012 Abolished Specifications for aerial photogrammetric analytical mapping 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解析测图规范 Standard Type GBT ICS 07.040 CCS A77 Status 废止 Issue Date 2012-06-29 Implementation 2012-10-01 Responsible Dept 自然资源部（测绘地理） Drafting Unit N/A