GB/T 18311.31-2007
纖維光學互連器件和無源器件 基本試驗和測量程序 第3-31部分:檢查和測量 纖維光學光源耦合功率比測量
Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-31 : Examinations and measurements Coupled power ratio measurement for fibre optic sources
GBT18311.31-2007, GB18311.31-2007