audio and visual alarm system 音响和灯光警报系统
This Paper focuses on the English visual-audio learning website's construction principles, system structure and its application.
本文论述了英语视听专题学习网站的建设原则、系统结构和应用模式。
Taking advantage of this multi-media education network system will increase greatly the utilization ratio of audio-visual equipment and improve effectively the level of teaching and management.
该电化教学网络系统的投入使用将有效地改善电化教学设备的利用率，提高学校的教学和管理水平。
The visual simulation system on Marine engine room is totally designed, and the function modules are also implemented such as roaming mode, audio controlling, environment effect etc.
进行了船舶虚拟机舱视景仿真系统的总体设计，实现了漫游模式、音效控制、环境效果等功能模块。
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