GB/T 16900.2-2020图形符号表示规则第2部分:理解度测试方法标准
英文:Rules for the presentation of graphical symbols—Part 2: Methods for testing comprehensibility GB/T 16900.2-2020介绍: 国家...
英文:Rules for the presentation of graphical symbols—Part 2: Methods for testing comprehensibility GB/T 16900.2-2020介绍: 国家...