Home / Standards / GB/T 16903.2-2013 GB/T 16903.2-2013 Abolished Rules for the presentation of graphical symbols for use on graphical signs - Part 2: Methods for testing comprehensibility 标志用图形符号表示规则 第2部分：理解度测试方法 Standard Type GBT ICS 01.080.01 CCS A22 Status 废止 Issue Date 2013-07-19 Implementation 2013-11-30 Responsible Dept 国家标准委 Drafting Unit N/A