DIN EN 14389-1-2008 道路交通噪音减弱装置.长期效能评估用程序.第1部分:声学特性

标准号：DIN EN 14389-1-2008
中文标准名称：道路交通噪音减弱装置.长期效能评估用程序.第1部分:声学特性
英文标准名称：Road traffic noise reducing devices - Procedures for assessing long term performance - Part 1: Acoustical characteristics; English version of DIN EN 14389-1:2008-02
标准类型：Q85
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：Q85
国际标准分类号：93.080.30
引用标准：CEN/TS 1793-5;EN 60721-3-4
适用范围：This European Standard defines the means for evaluating the acoustic durability of Road Traffic Noise ReducingDevicesIn this European Standard, the sound absorption is characterised by the single-number rating of sound reflectionDLRL) as defined in CEN/TS 1793-5. The airborne sound insulation is characterised by single-number rating ofairborne sound insulation DLsl as defined in CEN/TS 1793-5.