本文分析了远程实时授课系统的设计和实现。

Analyze realtime tutoring system based on stream-media and its design and realization.

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简要说明了如何利用现有的网络资源构建网络教学在线授课系统的原理和实现方法。

It displays the principle and methods to establish an online teaching system by using the network source at hand briefly.

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这种决定还暗示着，该系统将用于补充而不是取代现有的面授课堂。

This decision also implies that the system will be used to complement, rather than replace, existing face-to-face lectures.

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