Home / Standards / GB/T 19775-2005 GB/T 19775-2005 Active Glass-metal sealed heat-pipe evacuated solar collector tubes 玻璃--金属封接式热管真空太阳集热管 Standard Type GBT ICS 27.160 CCS F12 Status 现行 Issue Date 2005-05-25 Implementation 2005-11-01 Responsible Dept 国家标准委 Drafting Unit N/A