Home / Standards / GB/T 4025 GB/T 4025 Active Basic and safety principles for man-machine interface,marking and identification - Coding principles for indicators and actuators 人机界面标志标识的基本和安全规则 指示器和操作器件的编码规则 Standard Type GBT ICS 29.020 CCS K09 Status 现行 Issue Date 2011-01-14 Implementation 2011-07-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委