声系数 meaning in Chinese

impact factor

Code for measurement of sound - absorbing coefficient in reverberation room
混响室法吸声系数测量规范
Acoustics - sound - abserbin coefficient measurement by method of reverbration room
混响室法吸声系数测量规范
Average sound absorption coefficient
平均吸声系数
Acoustic transmission coefficient
传声系数
Acoustical absorption coefficient
吸声系数

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