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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 21641-2008 |
Technique requirements of video conferencing system inter working between different technologies 基于不同技术的应急视讯会议系统互通技术要求 |
China National Standards conferencing |
 English PDF |
| GB/T 21639-2008 |
The technical requirements of video conferencing service for IP-based network 基于IP网络的视讯会议系统总技术要求 |
China National Standards conferencing |
English PDF |
| GB/T 15839-1995 |
Networking specifications for64～1920 kbit/s video-conferencing systems 64～1920 kbit/s会议电视系统进网技术要求 |
China National Standards conferencing |
English PDF |
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