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吸声系数
archit.	extinction coefficient; acoustical absorption factor
auto.	sound-absorption coefficient
compr.	acoustic absorption coefficient
el.	coefficient of sound absorbing; coefficient of sound-absorption
met.	sound absorption factor
shipb.	coefficient of sound absorption
space	acoustic absorption factor; acoustical absorption coefficient; sound absorption coefficient
tech.	acoustical absorptivity; acoustic adsorption coefficient; acoustical adsorption coefficient; acoustic adsorption factor; acoustical adsorption factor; acoustic factor; acoustical factor; coefficient of acoustics; coefficient of sound adsorption; sound-absorbing coefficient; sound adsorption coefficient; sound absorbing coefficient
wind.	acoustic absorptivity
吸声系数率
archit.	acoustic absorptivity; acoustical absorptivity

吸声系数: 26 phrases in 5 subjects

Geophysics	1
Metallurgy	2
Oil / petroleum	2
Otorhinolaryngology	1
Technology	20