Home / Standards / GB/T 9910-2008 GB/T 9910-2008 Active Shipbuilding - Clear openings through frames for external single - Leaf doors 船用外部单扇门门框通孔 Standard Type GBT ICS 47.020.50 CCS U26 Status 现行 Issue Date 2008-07-30 Implementation 2009-02-01 Responsible Dept 国家标准委 Drafting Unit N/A