多媒体与网络技术结合的产品，如视频会议、视频点播、IP电话和远程教育等，已经从实验室逐步应用到商业领域。
Multimedia and network technology, such as video conference, video order programme, IP telephone and remote education, have been applied from laboratory to commercial field.
介绍了一种基于公共交换电话网（PSTN）的远程视频监控系统，它能通过PSTN实时传送现场的图像、声音及各种监控参数。
This paper presents a remote video monitoring system based on PSTN, it can carry real-time video, audio and all kinds of monitoring parameters.
目前，用于远程教学的视频会议主要有桌面可视电话系统和基于ISDN的可视会议系统，但基于IP会议电视系统所具有的优越性，使其在远程教学中有更广阔的应用空间。
The Video Conference can be implemented based on PSTN (Tele-video) or ISDN. However, the Video Conference based IP network has more advantages so that it can be more applied in remote education.
我们生活在一个远程通讯的时代，电话会议、视频会议和网上会议被广泛采用。
We live in the era of remote communication: teleconferencing, videoconferencing, and online meetings.
我们生活在一个远程通讯的时代，电话会议、视频会议和网上会议被广泛采用。
We live in the era of remote communication: teleconferencing, videoconferencing, and online meetings.
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