NF S31-023-1973 标准详情
- 标准号:NF S31-023-1973
- 中文标题:声学测定声功率噪声源排放,部分2 :在混响室与离散频率和窄带噪音小源的方法,
- 英文标题:acoustics. determination of the acoustic power emitted by noise sources. part 2 : method in a reverberation chamber for small sources with discrete frequencies and narrow-band noise.
- 标准类别:法国国家标准
- 发布日期: