
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 Conditions
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
基本信息
标准编号: DIN EN 16272-4 (2014-07)
发布时间:2014/7/1 0:00:00
标准类别:Draft
出版单位:German Institute for Standardisation (Deutsches Institut für Normung)
标准页数:35
标准简介
DRAFT 2014 [01/07/2014]
等同采用的国际标准
PREN 16272-4:2014 - Identical