Home / Standards / GB/T 15972.55-2009 GB/T 15972.55-2009 Active Specifications for optical fibre test methods - Part 55: Measurement methods and test procedures for environmental characteristics-hydrogen aging 光纤试验方法规范 第55部分:环境性能的测量方法和试验程序-氢老化 Standard Type GBT ICS 33.180.10 CCS M33 Status 现行 Issue Date 2009-09-30 Implementation 2009-12-01 Responsible Dept 工业和信息化部(通信) Drafting Unit N/A