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acoustical transmission factor
archit.
透声
传声
系数
oil
传声系数
;
透声系数
tech.
声透射系数
;
声音传递因数
;
声响传导系数
;
声透系数
telecom.
传声因数
;
透声因数
acoustic transmission factor
oil
声透射系数
tech.
传声系数
;
声音传递因数
;
声响传导系数
;
声透系数
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