Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance-Intrinsic characteristics. In situ values of airborne sound insulation under direct sound field conditions
铁路应用 轨道作用于空气声传播的隔音屏障和相关装置 测定声学性能的试验方法
Cross References:EN 16272-2EN 16272-3-2EN 61672-1ISO/IEC Guide 98-3GUM:1995EN 16272-3-1:2012CEN/TS 162725EN 60721-3-4IEC 60721-3-4All current amendments available at time of purchase are included with the purchase of this document.