Home / Standards / GB/T 21740-2008 GB/T 21740-2008 Abolished Specifications for urban database construction of fundamental geographic information 基础地理信息城市数据库建设规范 Standard Type GBT ICS 07.040 CCS A75 Status 废止 Issue Date 2008-05-07 Implementation 2008-12-01 Responsible Dept 自然资源部(测绘地理) Drafting Unit N/A