NF C97-624*NF EN 60118-4:2015
Electroacoustics - Hearing aids - Part 4 : induction loop systems for hearing aid purposes - System performance requirements
目录
1基础信息
- 标准号
- NF C97-624*NF EN 60118-4:2015
- 标准来源
- AFNOR
- 标准发布组织
- AFNOR
- 标准语言
- FR
- 发布日期
- 2015-04-04
Electroacoustics - Hearing aids - Part 4 : induction loop systems for hearing aid purposes - System performance requirements
