Home / Standards / GB/T 17570-2019 GB/T 17570-2019 Active General specification for optical fibre fusion splicers 光纤熔接机通用规范 Standard Type GBT ICS 33.180.20 CCS L23 Status 现行 Issue Date 2019-08-30 Implementation 2020-03-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A