BS PD CEN/TS 16272-7:2015
轨道交通. 轨道. 作用于空气传声的隔音屏障及相关设备. 测定声学性能的试验方法. 外部特征. 插入损耗现场值
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance. Extrinsic characteristics. In situ values of insertion loss