Home / Standards / GB/T 17944 GB/T 17944 Active Specifications for the dense gravity measurement 加密重力测量规范 Standard Type GBT ICS 07.040 CCS A75 Status 现行 Issue Date 2018-12-28 Implementation 2018-12-28 Responsible Dept 自然资源部(测绘地理) Drafting Unit 自然资源部(测绘地理)