Home / Standards / GB/T 4476.2-2008 GB/T 4476.2-2008 Active Drawing for metal hull of ships - Part 2：Graphical symbols 金属船体制图 第2部分：图形符号 Standard Type GBT ICS 47.020 CCS U04 Status 现行 Issue Date 2008-07-30 Implementation 2009-02-01 Responsible Dept 国家标准委 Drafting Unit N/A