DIN EN IEC 61300-2-27 E:2023 光纤互连设备和无源元件 基本测试和测量程序 第2-27部分:测试 灰尘 层流 (IEC 86B/4596/CD:2022) 草案
Draft Document - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: Tests - Dust - Laminar flow (IEC 86B/4596/CD:2022); Text in German and English