Home / Standards / GB/T 11800-2008 GB/T 11800-2008 Active Marine explosion-proof type axial flow fans 船用防爆轴流通风机 Standard Type GBT ICS 47.020.50 CCS U47 Status 现行 Issue Date 2008-03-03 Implementation 2008-09-01 Responsible Dept 国家标准委 Drafting Unit N/A