Remote education is a combination of computer network and multimedia technology.
远程教育是计算机网络和多媒体技术相结合的新的教育方式。
With considerable development of the network and multimedia technology, the security problem of the video data becomes more urgent.
随着网络和多媒体技术的飞速发展，视频数据的安全问题越来越突出。
With the development of computer network and multimedia technology, copyright protection and authentication become more and more urgent.
随着多媒体技术和网络技术的飞速发展和广泛应用，版权保护和安全认证成了迫切需要的问题。
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