Home / Standards / GB/T 12357.1-2015 GB/T 12357.1-2015 Abolished Multimode optical fibres for telecommunication—Part 1: Sectional specification for category A1 multimode fibres 通信用多模光纤 第1部分：A1类多模光纤特性 Standard Type GBT ICS 33.180.10 CCS M33 Status 废止 Issue Date 2015-12-31 Implementation 2016-03-01 Responsible Dept 工业和信息化部（通信） Drafting Unit N/A