Home / Standards / GB/T 24949-2010 GB/T 24949-2010 Active Ships and marine technology - Marine electromagnetic compasses 船舶和海上技术 船用电磁罗经 Standard Type GBT ICS 47.020.70 CCS U65 Status 现行 Issue Date 2010-08-09 Implementation 2010-12-01 Responsible Dept 国家标准委 Drafting Unit N/A