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Terms containing third-octave | all forms | exact matches only | in specified order only
SubjectEnglishChinese
tech.one-third octave band三分之一频程
nautic., tech.one-third octave band sound pressure level of propeller1/3 倍频程螺旋桨频带声压级
nautic., tech.one-third octave pressure spectrum level1/3 倍频程声压谱密度级

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