Draft Document - Fibre optic interconnecting devices and passive components - Performance standard - Part 1: General and guidance (IEC 86B/4253/CDV:2019); German and English version EN IEC 61753-1:2018/prA1:2019
文件草案——光纤互连器件和无源元件——性能标准——第1部分:总则和指南(IEC 86B/4253/CDV:2019);德语和英语版本EN IEC 61753-1:2018/prA1:2019