Home / Standards / GB/T 16902.1-2017 GB/T 16902.1-2017 Active Rules for the presentation of graphical symbols for use on equipment—Part 1: Design principles for symbol originals 设备用图形符号表示规则 第1部分：符号原图的设计原则 Standard Type GBT ICS 01.080.01 CCS A22 Status 现行 Issue Date 2017-07-31 Implementation 2018-02-01 Responsible Dept 国家标准委 Drafting Unit N/A