Home / Standards / GB/T 16901.1-2008 GB/T 16901.1-2008 Active Rules for the presentation of graphical symbols for use in technical product documentation－Part 1: Basic rules 技术文件用图形符号表示规则 第1部分:基本规则 Standard Type GBT ICS 01.080.10 CCS A22 Status 现行 Issue Date 2008-07-16 Implementation 2009-01-01 Responsible Dept 国家标准委 Drafting Unit N/A