SS ETS 300 746 Ed. 1 (1997) 标准详情
- 标准号:SS ETS 300 746 Ed. 1 (1997)
- 中文标题:
- 英文标题:Transmission And Multiplexing (tm) - Synchronous Digital Hierarchy (sdh) - Network Protection Schemes - Automatic Protection Switch (aps) Protocols And Operation
- 标准类别:新加坡SS
- 发布日期: