标准编号:DIN EN ISO 3744-2011
标准名称:
英文名称:Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO 3744:2010); German version EN ISO 3744:2010
发布部门:
发布日期:2011-02-01
实施日期:
标准状态:现行
文件格式:PDF