| 1. | Hearing protectors - general requirements - part 2 : ear - plugs
听力保护器.一般要求.第1部分:耳塞 |
| 2. | Hearing protectors - general requirements - part 1 : ear - muffs
听力保护器.一般要求.第1部分:耳罩 |
| 3. | Hearing protectors - testing - part 2 : acoustic test methods
听力保护器.试验.第2部分:声学试验方法 |
| 4. | Hearing protectors - testing - part 1 : physical test methods
听力保护器.试验.第1部分:物理试验方法 |
| 5. | Methods for measuring the real - ear attenuation of hearing protectors
听力保护器的真耳听觉衰减的测量方法 |
| 6. | Hearing protectors - safety requirements and testing - level - dependent ear - plugs
听力保护器.安全要求和试验.依附电平耳塞 |
| 7. | Hearing protectors - safety requirements and testing - level - dependent ear - muffs
听力保护器.安全要求和试验.依据声强的耳套 |
| 8. | Hearing protectors - general requirements - part 1 : ear - muffs ; german version en 352 - 1 : 2002
听力保护器.一般要求.第1部分:耳套 |
| 9. | Hearing protectors - general requirements - part 2 : ear - plugs ; german version en 352 - 2 : 2002
听力保护器.一般要求.第2部分:耳塞 |
| 10. | Acoustics - hearing protectors - sound attenuation of hearing protectors - subjective method of measurement
听力保护器的声衰减.主观测量法 |
