Home / Standards / GB/T 18898.1-2002 GB/T 18898.1-2002 Abolished Erbium-doped fiber-amplifier--C-band erbium-doped fiber-amplifier 掺铒光纤放大器 C波段掺铒光纤放大器 Standard Type GBT ICS 33.180.20 CCS M33 Status 废止 Issue Date 2002-12-04 Implementation 2003-05-01 Responsible Dept 工业和信息化部（通信） Drafting Unit N/A