SS ETS 300 347-9 Ed. 1 标准详情
- 标准号：SS ETS 300 347-9 Ed. 1
- 中文标题：
- 英文标题：Signalling Protocols And Switching (spc) - V Interfaces At The Digital Local Exchange (le) - V5.2 Interface For The Support Of Access Network (an) - Part 9: Test Specification For The Physical Layer
- 标准类别：新加坡SS
- 发布日期：
