EN 24869-3-1994 声学.听力保护器.质量检验用耳罩型保护器测量插入损失的简易方法
EN 24869-3-1994 标准详情
- 标准号：EN 24869-3-1994
- 中文标题：声学.听力保护器.质量检验用耳罩型保护器测量插入损失的简易方法
- 英文标题：acoustics; hearing protectors; part 3: simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes (iso/tr 4869-3:1989); german version en 24869-3:1993
- 标准类别：欧盟标准EN
- 发布日期：1994-3-22
内容简介
This Technical Report specifies a method for measuring the insertion loss of ear-muff type hearing protectors for quality inspection purposes. The method may also be used to in-vestigate production spreads of performance as part of type approval or c
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