DS DS/EN ISO 11690-2
DS DSEN SO 11690-2 1997-FEB-18 Acoustcs - Recommended practce for the desgn of low-nose workplaces contanng machnery - Part 2 Nose control measures
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This standard deals with the technical aspects of noise control in workplaces. The various technical measures are stated, the related acoustical quantities described, the magnitude of noise reduction discussed and the verification methods outlined.