Home / Standards / GB/T 28174.4-2011 GB/T 28174.4-2011 Active Unified modeling language(UML) - Part 4: Diagram interchange 统一建模语言(UML) 第4部分:图交换 Standard Type GBT ICS 35.080 CCS L77 Status 现行 Issue Date 2011-12-30 Implementation 2012-06-01 Responsible Dept 国家标准委 Drafting Unit N/A