
ACOUSTICS - NOISE EMITTED BY MACHINERY AND EQUIPMENT - DETERMINATION OF EMISSION SOUND PRESSURE LEVELS AT A WORK STATION AND AT OTHER SPECIFIED POSITIONS APPLYING APPROXIMATE ENVIRONMENTAL CORRECTIONS
出版:Comite Europeen de Normalisation

专家解读视频
ACOUSTICS - NOISE EMITTED BY MACHINERY AND EQUIPMENT - DETERMINATION OF EMISSION SOUND PRESSURE LEVELS AT A WORK STATION AND AT OTHER SPECIFIED POSITIONS APPLYING APPROXIMATE ENVIRONMENTAL CORRECTIONS
出版:Comite Europeen de Normalisation
专家解读视频