ITU-T Q.553-1994 标准详情
- 标准号:ITU-T Q.553-1994
- 中文标题:4线路模拟数据交换的界面的传输特性
- 英文标题:(WITHDRAWN) Transmission Characteristics at 4-Wire Analogue Interfaces of Digital Exchanges - Digital Exchanges Study Group 15; 15 pp
- 标准类别:国际电信联盟ITU
- 发布日期:1994-01
The ITU-T (Telecommunication Standardization Sector) is a permanent organ of the International Telecommunication Union (ITU). The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a v
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