DIN IEC 60118-3 (1989-07)废止
Hearing Aids; Hearing Aid Equipment Not Entirely Worn On The Listener
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
标准编号： DIN IEC 60118-3 (1989-07)
发布时间：1989/7/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：0
标准简介
Describes a method of determining the overall electroacoustical performance of hearing aid equipment used in the rehabilitation of persons having impaired hearing.
