Home / Standards / GB/T 26944.2-2011 GB/T 26944.2-2011 Active Tunnel environment detection equipment - Part 2: Carbon monoxide detector 隧道环境检测设备 第2部分：一氧化碳检测器 Standard Type GBT ICS 03.220.20;93.080.30 CCS R80 Status 现行 Issue Date 2011-07-19 Implementation 2012-05-01 Responsible Dept 国家标准委 Drafting Unit N/A