| 1. | Hs - 9000 main function digital conference system
Hs - 9000多功能手拉手数字会议系统 |
| 2. | Conference systems - electrical and audio requirements
电话会议的电气及音响设备的要求 |
| 3. | Design of multimedia conference system agent wit
的多媒体会议用户代理设计 |
| 4. | Hs - 3000 main function conference system
Hs - 3000多功能手拉手数字会议系统 |
| 5. | Electrical and audio requirements for the conference systems
会议系统电及音频的性能要求 |
| 6. | The security strategy in video conference system application
视频会议系统应用中的安全策略 |
| 7. | Conference system of educative cooperation between china and asean
东盟教育合作的会议机制 |
| 8. | Sics : simultaneous interpretation conference system
同声传译系统 |
| 9. | Hs - 8000b main function digital conference system
无线会议系统1 |
| 10. | Hs - 6500 main function digital conference system
无线会议系统2 |
