91/94268 DC 标准详情
- 标准号：91/94268 DC
- 中文标题：
- 英文标题：Amendments (no.2) To Part 1, Part 2, Section 5.1 And Section 6.1 Of Bs 6450 Private Branch Exchanges For Connection To Public Switched Telephone Networks Run By Certain Public Telecommunications Operators
- 标准类别：标准草案
- 发布日期：
