NEN-EN-ISO 7779:2018现行
Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment
出版：Netherlands Standards
专家解读视频
NEN-EN-ISO 7779 specifies procedures for measuring and reporting the noise emission of information technology and telecommunications equipment
EN ISO 7779 : 2010 - Identical
EN ISO 7779 : 2018 - Identical
ISO 7779:2018 - Identical
ISO 7779:2018 - Identical
EN ISO 7779 : 2010 - Identical
EN ISO 7779 : 2018 - Identical
