Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
标准号:EN 1793-1-2017
标准名称: 道路交通噪音减低装置-测定声学性能的试验方法-第1部分:在弥漫性声场条件下空载隔音固有特性
英文名称:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):R82
国际标准分类号(ICS):17.140.30