octave band sound pressure level中文什么意思

下載手機(jī)詞典可隨時隨地查詞查翻譯

Standard test method for evaluating masking sound in open offices using a - weighted and one - third octave band sound pressure levels
用a加權(quán)和1 3倍頻帶聲壓級評價敞開式辦公間掩蔽聲的標(biāo)準(zhǔn)試驗(yàn)方法
Electroacoustics - instruments for measurement of aircraft noise - performance requirements for systems to measure one - third - octave band sound pressure levels in noise certification of transport - category aircraft
電聲學(xué).航空噪聲測量.運(yùn)輸機(jī)噪聲檢定測量三分之一帶寬倍頻聲壓級裝置性能要求
Electroacoustics . instruments for measurement of aircraft noise . performance requirements for systems to measure one - thirs - octave band sound pressure levels in noise certification of transport - category aeroplanes
電聲學(xué).航空噪聲測量儀.運(yùn)輸機(jī)噪聲檢定的三分之一倍頻帶聲壓級系統(tǒng)測量用性能要求
Electroacoustics - instruments for measurement of aircraft noise - performance requirements for systems to measure one - third - octave band sound pressure levels in noise certification of transport - category aeroplanes
電聲學(xué).航空噪聲測量儀器.在運(yùn)輸機(jī)噪聲鑒定中測量三分之一帶寬倍頻聲壓級裝置的性能要求

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