
Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment (ISO 7779:2018)
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
EN ISO 7779 : 2010 - Identical
ISO 7779:2018 - Identical
EN ISO 7779 : 2018 - Identical
ISO 7779:2018 - Identical
EN ISO 7779 : 2010 - Identical
EN ISO 7779 : 2018 - Identical