NF S31-006-1986 标准详情
- 标准号:NF S31-006-1986
- 中文标题:声学.测定旋转式电机发射的空气声的试验规程
- 英文标题:acoustics. test code for the measurement of airborne noise emitted by rotating electrical machinery. part 1 : engineering method for free-field conditions over a reflecting plane.
- 标准类别:法国国家标准
- 发布日期: