I.S. EN ISO 7235:2009现行
Acoustics - Laboratory Measurement Procedures for Ducted Silencers and Air-terminal Units - Insertion Loss, Flow Noise and Total Pressure Loss
出版：National Standards Authority of Ireland
专家解读视频
基本信息
标准编号： I.S. EN ISO 7235:2009
发布时间：2009/9/28 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：64
标准简介
Applies to all types of silencer including silencers for ventilating and air-conditioning systems, air intake and exhaust of flue gases, and similar applications.
本标准替代的旧标准
等同采用的国际标准
SS EN ISO 7235 Ed. 3 (2009) - Identical
NEN EN ISO 7235:2009 - Identical
NF EN ISO 7235:2009 - Identical
NBN EN ISO 7235:2009 - Identical
