Home / Standards / GB/T 17278-2009 GB/T 17278-2009 Active Basic requirements for products of digital topographic map 数字地形图产品基本要求 Standard Type GBT ICS 07.040 CCS A79 Status 现行 Issue Date 2009-05-06 Implementation 2009-10-01 Responsible Dept 自然资源部(测绘地理) Drafting Unit N/A