Home / Standards / GB/T 17424-2019 GB/T 17424-2019 Active Technical requirements of differential global navigation satellite system 差分全球卫星导航系统(DGNSS)技术要求 Standard Type GBT ICS 47.020.70;03.220.40 CCS R28 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 交通运输部 Drafting Unit N/A