GB/T 19889.18-2017声学建筑和建筑构件隔声测量第18部分:建筑构件雨噪声隔声的实验室测量国家标准
英文:Acoustics—Measurement of sound insulation in buildings and of building elements—Part 18: Laboratory measurement of so...
英文:Acoustics—Measurement of sound insulation in buildings and of building elements—Part 18: Laboratory measurement of so...