Home / Standards / GB/T 39420-2020 GB/T 39420-2020 Active Marine observation terminology 海洋观测术语 Standard Type GBT ICS 07.060 CCS A45 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 自然资源部(海洋) Drafting Unit N/A