DS IEC 118-4-1982 标准详情
- 标准号:DS IEC 118-4-1982
- 中文标题:助听器.第4部分:助听器的声频感应回路中磁场强度
- 英文标题:Methods of measurement of electroacoustical caracterisics of hearing aids. Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes
- 标准类别:丹麦DANSK
- 发布日期:1982
