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建筑隔声评价标准
Rating standard of sound insulation in buildings
价格:¥11.00
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厅堂扩声系统设计规范
Code for sound reinforcement system design of auditorium
价格:¥0.00
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厅堂音质模型试验规范
Code for test of scale acoustic model for auditorium
价格:¥0.00
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声学 规定实验室条件下办公室屏障声衰减的测量
Acoustics-Measurement of office screen sound attenuation under specific laboratory conditions
价格:¥0.00
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声学 消声器现场测量
Acoustics-Measurements on silencers in situ
价格:¥0.00
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建筑吸声产品的吸声性能分级
The gradation of sound absorption property for absorbent products
价格:¥0.00
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声学 风机辐射入管道的声功率测定 管道法
价格:¥0.00
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歌舞厅扩声系统的声学特性指标与测量方法
Acoustical characteristics and measurement methods for the sound reinforcement system in ballroom
价格:¥0.00
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声屏障声学设计和测量规范
Norm on acoustical design and measurement of noise barriers
价格:¥0.00
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矿物棉喷涂绝热层
Mineral wool sprayed insulation
价格:¥0.00
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