Home / Standards / GB/T 26977-2011 GB/T 26977-2011 Active Test methods for the thermal performance of solar air collectors 太阳能空气集热器热性能试验方法 Standard Type GBT ICS 27.160 CCS F12 Status 现行 Issue Date 2011-07-19 Implementation 2012-08-01 Responsible Dept 国家标准委 Drafting Unit N/A