同步数位阶层数位交换连接 meaning in English
digital cross connect ssstem equipment (sdh-based)
Examples
- Digital cross connect system equipment sdh - base
同步数位阶层数位交换连接系统设备 - Digital cross connect system equipment sdh - based
同步数位阶层数位交换连接系统设备
digital cross connect ssstem equipment (sdh-based)