NS EN 16272-4:2016现行
Railway Applications - Track - Noise Barriers And Related Devices Acting On Airborne Sound Propagation - Test Method For Determining The Acoustic Performance - Part 4: Intrinsic Characteristics - In Situ Values Of Sound Diffraction Under Direct Sound Field
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
基本信息
标准编号： NS EN 16272-4:2016
标准类别：Standard
出版单位：Norwegian Standards (Norges Standardiseringsforbund)
标准页数：0
标准简介
2016 [01/12/2016]
等同采用的国际标准
EN 16272-4:2016 - Identical
