Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct field applications
铁路应用.轨道.作用于空气声传播的噪声屏障和相关设备.声学性能测定的试验方法.第3-2部分:直接现场应用的标准化铁路噪声频谱和单次额定值;德文版EN 16272-3-2:2014