- 八音度带
- 倍频程；倍频带
- 倍频程带
- 倍频程频带
- 信频带
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octave band中文什么意思
例句与用法
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- Verification regulation of octave - band and one - third - octave band filters
倍频程和1 3倍频程滤波器检定规程 - Standard test method for evaluating masking sound in open offices using a - weighted and one - third octave band sound pressure levels
用a加权和1 3倍频带声压级评价敞开式办公间掩蔽声的标准试验方法 - Test results are analyzed in one third octave band spectrums mainly regarding vibration - sensitive instruments and emphasizing on low frequency band
测试结果的分析主要是针对振动敏感仪器的，在频域内采用1 / 3倍频程频谱，重点考虑低频段的地面响应。 - 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
电声学.航空噪声测量.运输机噪声检定测量三分之一带宽倍频声压级装置性能要求 - 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
电声学.航空噪声测量仪.运输机噪声检定的三分之一倍频带声压级系统测量用性能要求
百科释义
If it is required to analyse a source on frequency by frequency basis, it is possible but impractical and time consuming. The whole frequency range is divided into set of frequencies called bands.
详细百科解释