NS EN ISO 389-2 Ed. 1 (1996) 标准详情
- 标准号:NS EN ISO 389-2 Ed. 1 (1996)
- 中文标题:
- 英文标题:Acoustics - Reference Zero For The Calibration Of Audiometric Equipment - Part 2: Reference Equivalent Threshold Sound Pressure Levels For Pure Tones And Insert Earphones
- 标准类别:挪威标准NS
- 发布日期: