GB/T 39396.1-2020全球连续监测评估系统(iGMAS)质量要求第1部分:观测数据标准
英文:Quality requirements for international GNSS monitoring and assessment system (iGMAS)—Part 1: Observation data GB/T 39...
英文:Quality requirements for international GNSS monitoring and assessment system (iGMAS)—Part 1: Observation data GB/T 39...