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ressurser > educational resources (en) > audiovisual aids (en)

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定义

  • Audio-visual aids are training or educational materials directed at both the senses of hearing and the sense of sight, films, recordings, photographs, etc. used in classroom instructions, library collections or the likes.

    来源: agrovoc:Webster_dictionary

    创建: 7/28/20

    最后修改: 8/7/20

    (en)

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http://aims.fao.org/aos/agrovoc/c_709

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