GB/T19889.6 Acoustics-Measurement of sound insulation in buildings and of building elements-Part 6: Laboratory measurements of impact sound insulation of floors.
6声学-建筑和建筑构件隔声测量,第6部分:楼板墥击声的实验室测量。
GB/T19889.6 Acoustics-Measurement of sound insulation in buildings and of building elements-Part 6: Laboratory measurements of impact sound insulation of floors.
6声学-建筑和建筑构件隔声测量,第6部分:楼板墥击声的实验室测量。
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