声学 建筑构件隔声的实验室测量 第4部分:测量程序和要求
Acoustics—Laboratory measurement of sound insulation of building elements—Part 4 : Measurement procedures and requirements
标准状态
发布于:2025-02-28
实施于:2025-06-01
废止
Acoustics—Laboratory measurement of sound insulation of building elements—Part 4 : Measurement procedures and requirements