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声学 - 建筑和建筑构件隔声等级 - 第1部分: 气载声隔音
Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: airborne sound insulation
参考页数:21P;A4
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利用声音强度测定建筑物内和建筑物本身的隔音性能.第2部分:现场测量.
Acoustics - Measurement of sound insulation in buildings and of building elements using sound intensity - Part 2 : field measurements.
参考页数:32P;A4
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声学.房间声学参数的测量.第1部分:演出空间.
Acoustics - Measurement of room acoustic parameters - Part 1 : performance spaces.
参考页数:35P;A4
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声学.服务设备噪音空气传播和影响隔音的现场测量.调查法.修改件1
Acoustics - Field measurements of airborne and impact sound insulation and of service equipment sound - Survey method - Amendment 1.
参考页数:8P;A4
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利用声音强度测定建筑物内和建筑物本身的隔音性能.第3部分:在低频率下进行实验室测量.
Acoustics - Measurement of sound insulation in buildings and of building elements using sound intensity - Part 3 : laboratory measurements at low frequencies.
参考页数:21P;A4
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声学 室内声学参量测量 第3部分:开放式办公室
Acoustics.Measurement of room acoustic parameters.Part 3: Open plan offices
价格:¥0.00
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声学 室内声学参量测量 第2部分:普通房间混响时间
Acoustics.Measurement of room acoustic parameters.Part 2:Reverberation time in ordinary rooms
价格:¥0.00
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声学 室内声学参量测量 第1部分:观演空间
Acoustics.Measurement of room acoustic parameters.Part 1:Performance spaces
价格:¥0.00
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声学 动刚度测定 第1部分:普通浮筑楼板下的弹性材料
Acoustics.Determination of dynamic stiffness.Part 1: Materials used under floating floors in dwellings
价格:¥0.00
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声学.表面声散射特性.第1部分:混响室中无规入射声散射系数测量
Acoustics.Sound-scattering properties of surfaces.Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room
价格:¥0.00
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