DIN EN 61300-3-21:2017
光纤互连设备和无源元件 基本测试和测量程序 第 3-21 部分:检查和测量 切换时间(IEC 86B/4040/CD:2016)
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-21: Examinations and measurements - Switching time (IEC 86B/4040/CD:2016)