Home / Standards / GB/T 27889 GB/T 27889 Active Ships and marine technology—Terms, abbreviations, graphical symbols and concepts on navigation 船舶和海上技术 导航术语、缩略语、图形符号和概念 Standard Type GBT ICS 01.040.47;01.080.30;47.020.60 CCS U04 Status 现行 Issue Date 2023-05-23 Implementation 2023-12-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委