When I was here a few months ago, the audio-visual AIDS were being installed.
几个月前我在这里的时候，视听教具正在安装。
I decided not to use a powerpoint or other audio-visual AIDS, because I think we've become too dependent on these tools.
我决定不使用幻灯演示稿或借助其他视听设备，因为我觉得我们对这些工具有点儿过于依赖。
Some meetings require the presentation of data, which can be greatly enhanced by the use of appropriate audio-visual aids.
有些会需要展示数据，辅以适当的音像手段可以改善展示的效果。
The experiment shows that teaching with electrical audio-visual aids have more notable results and efficiency than the traditional teaching method.
实验检验，它比传统的教学方法，效果及效率显著。
Check for availability and visibility if you are using audio or visual AIDS.
如果您使用视听教具的话，您可以检查一下可用性和可视性。
You also should take two three-credit courses in the Education Dept. I suggest Educational Psychology and Audio-visual Methods and Aids.
你还应在教育系学两门三个学分的课程。我建议你学教育心理学和视听法及视听设备。
We encourage foreign teachers make an introduction of foreign materials and more advanced audio-visual teaching AIDS.
鼓励外教引进国外比较先进的教材和视听辅助教材。
All centres are well - equipped with training workshops, multimedia language laboratory, audio - visual AIDS room and recreational areas.
所有训练中心皆设有设备完善之训练工场、多媒体语言实习室、视听教材室和娱乐设施等。
Objective to explore how to improve the teaching effect of applying the electrical audio -visual AIDS in the analytical chemistry.
目的：探讨电化教学媒体在分析化学教学中如何有效地运用。
Objective to explore how to improve the teaching effect of applying the electrical audio -visual AIDS in the analytical chemistry.
目的：探讨电化教学媒体在分析化学教学中如何有效地运用。
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