epndb
abbr. 有效感觉噪声分贝(effective perceived noise decibels)
effective perceived noise decibels有效感觉噪声分贝(测量噪声对听力影响的单位)
commuterville comonomer dribble lectern observingly unheated下载迅蛙App
abbr. 有效感觉噪声分贝(effective perceived noise decibels)
effective perceived noise decibels有效感觉噪声分贝(测量噪声对听力影响的单位)
commuterville comonomer dribble lectern observingly unheated