GB/T 9771.1-2020通信用单模光纤第1部分:非色散位移单模光纤特性标准
英文:Single-mode optical fibres for telecommunication—Part 1: Characteristics of a dispersion unshifted single-mode optica...
英文:Single-mode optical fibres for telecommunication—Part 1: Characteristics of a dispersion unshifted single-mode optica...