audio-visual material 视听资料 ; 视听教材 ; 视听材料
Electronic Audio-Visual Material 电子视听资料
audio-visual reference material 视听资料 ; 视听证据
audio-visual material evidence 视听资料证据
legal status of audio-visual material 视听资料的法律地位
Some of us learn best from books, but many people find it easiest to engage with a combination of audio and visual material.
我们可以从书中学到更多，但是我们会发现融入这种有声的世界，栩栩如生的画面不是更容易吗？
presentation of documentary evidence, material evidence and audio-visual material;
出示书证、物证和视听资料；
Addition to the introduction and conclusion, is divided into four chapters, the specific structure is as follows: Forward: to introduce the audio-visual material of significance and characteristics.
全文除引言及结语外，共分为四章，具体结构如下：引言：视听资料的研究意义及特点。
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