NS EN 16272-4:2016現行
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)
專家解讀視頻
基本信息
標準編號： NS EN 16272-4:2016
標準類別：Standard
出版單位：Norwegian Standards (Norges Standardiseringsforbund)
標準頁數：0
標準簡介
2016 [01/12/2016]
等同采用的國際標準
EN 16272-4:2016 - Identical
