| 1. | Hearing protectors - testing - acoustic test methods
护听器.检验.声学试验方法 |
| 2. | Hearing protectors - testing - physical test methods
护听器.试验.物理试验方法 |
| 3. | Hearing protectors - safety requirements and testing - ear - plugs
护听器.安全要求和试验.耳塞 |
| 4. | Hearing protectors - safety requirements and testing - ear - muffs
护听器.安全要求和试验.耳套 |
| 5. | Hearing protectors - general requirements - part 2 : ear - plugs
听力保护器.一般要求.第1部分:耳塞 |
| 6. | Hearing protectors - general requirements - part 1 : ear - muffs
听力保护器.一般要求.第1部分:耳罩 |
| 7. | 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 |
| 8. | 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 |
| 9. | 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 |
| 10. | 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 |
