Home / Standards / GB/T 31988-2015 GB/T 31988-2015 Active Aluminium base copper clad laminate for printed circuits 印制电路用铝基覆铜箔层压板 Standard Type GBT ICS 31.180 CCS L30 Status 现行 Issue Date 2015-09-11 Implementation 2016-05-01 Responsible Dept 国家标准委 Drafting Unit N/A