Home / Standards / GB/T 29580-2013 GB/T 29580-2013 Active Time-based cost-allocation device for central air-conditioning 时间法集中空调分户计量装置 Standard Type GBT ICS 17.040.30 CCS N13 Status 现行 Issue Date 2013-07-19 Implementation 2014-03-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A