Home / Standards / GB/T 5699-2008 GB/T 5699-2008 Abolished Method of daylighting measurements 采光测量方法 Standard Type GBT ICS 13.180 CCS A25 Status 废止 Issue Date 2008-07-16 Implementation 2009-01-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委