声学-建筑和建筑构件的隔声评定第2部分:撞击声隔声Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation
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腾树检测可依据 ISO717-2:2020《声学-建筑和建筑构件的隔声评定第2部分:撞击声隔声Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation》提供专业的第三方检测服务: