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Multimedia Video Central Control System (MVCCS) is designed and manufactured for multimedia classroom and assembly room.
多媒体集中控制系统是为多媒体教室和会议室而研制开发的。
youdao
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Multimedia Video Central Control System (MVCCS) is designed and manufactured for multimedia classroom and assembly room.
多媒体集中控制系统是为多媒体教室和会议室而研制开发的。
youdao