The designed system includes functions of audio and video broadcast, screen image broadcast, interaction of electronic whiteboard, real-time courseware making, etc.
所设计的系统具有视音频广播、屏幕图像广播、课件制作等功能。
Date technology application is not only making computer date transmitting in TV channel, but also promoting video and audio date transmitting over Internet.
数字技术的应用不但使计算机数据可以在原来的电视信道中传输，而且也促进了数字视音频数据在计算机网络上的传输。
We will provide comprehensive information services at the Olympic Games by making full use of digital network technology, distant audio-visual transmission technology and video technology.
充分利用数字网络技术、远程音像传输技术以及图像显示技术，为奥运会提供综合信息服务；
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