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。
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。
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。
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。
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。
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。
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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