1.
NGN Design and Implementation of Teleconference System Based on SIP;
NGN基于SIP电话会议系统的设计与实现
2.
Application of Conference Call System Based on SIP in Electric Power Corporation
基于SIP的电话会议系统的研究与应用
3.
IP Telephone Muti-level Conference System Based on SIP Protocol
基于SIP协议的多级IP电话会议系统研究
4.
Construction of anti-accident maneuver platform based on videoconference system
电视电话会议系统反事故演习平台的构建
5.
Design the Scheme of IP-phone Conference System and Research of the Critical Technology of MCU;
IP电话会议系统方案设计及MCU关键技术的研究
6.
The Research on the Key Technology and the Application of the VoIP-based Campus Network Videophone Conference System;
基于VoIP的校园可视电话会议系统关键技术及其应用研究
7.
Research and Realization on Crucial Aspects of VoIP Telephone Conference System Mixing Module;
VOIP电话会议系统中混音模块关键技术的研究与实现
8.
Use a gateway to call telephones and videoconferencing systems
使用网关呼叫电话和电视会议系统
9.
Even though it is impossible for one kind to be absolute advantaged, the H.323 based videophone conference system will be the hottest spot in the development of Video Conference system.
323协议的可视电话视频会议系统将是视频会议系统发展的热点。
10.
System Design of Voice-Terminal for Network-conference Based on DSP;
基于DSP的网络会议电话话音终端系统设计
11.
A telephone conference/a videoconference
电话会议/可视电话会议
12.
Public video conferring system
公用型会议电视系统
13.
The Research of QoS in IP Phone System Based on H.323 Protocol;
基于H.323协议的IP电话系统的QoS研究
14.
World Administrative Telegraph and Telephone Conference
世界电报电话行政会议
15.
Conference Call + Call Waiting(per month)
会议电话+来电待接(每月)
16.
conference circuit
会议电话(调度通信)电路
17.
She phoned to cancel the meeting.
她打电话来取消会议。
18.
He phoned to cancel the meeting.
他打电话来取消会议。