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sklademVydáno: 2020-04-01
UNE EN ISO 4869-2:2020
Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:2018)
Acústica. Protectores auditivos contra el ruido. Parte 2: Estimación de los niveles efectivos de presión sonora ponderados A cuando se utilizan protectores auditivos. (ISO 4869-2:2018).
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Anglicky PDF
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Anglicky Hardcopy
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| Označení normy: | UNE EN ISO 4869-2:2020 |
| Počet stran: | 28 |
| Vydáno: | 2020-04-01 |
| Status: | Norma |
DESCRIPTION
This standard UNE EN ISO 4869-2:2020 Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:2018) is classified in these ICS categories:
- 13.340.20
- 13.140
Categories: