DIN EN 16272-3-1
Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-1: Normalized railway noise spectrum and single number ratings for diffuse sound field applications
现行
发布日期 :
2001-02-01
实施日期 :
DIN EN 15328/A1
Railway applications - Braking - Brake pads; German and English version EN 15328:2020/prA1:2021
现行
发布日期 :
2001-01-01
实施日期 :