video frequency teaching system
video frequency teaching system
视频教学系统
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Revesible video frequency teaching system is a new kind of important teaching method of distant teaching. It can realize distant teaching and studying and improve the teaching quality.
双向视频教学系统是远程教学的一种新的重要教学手段，它能实现远程交互教学，提高教学质量。
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