噪声频谱 noise spectrum ; noise blueprinttrum ; noise spectral ; [电子] noise frequency spectrum
声频谱计 acoustic spectrometer
噪声频谱图 noise pattern
声频谱仪 [声] acoustic spectrograph ; audio frequency spectrometer
噪声频谱成型网络 noise shaping network
超声频谱学 [声] ultrasonic spectroscopy
声发射频谱 acoustic emission spectrum
噪声频谱密度 density noise spectral
探讨利用噪声频谱进行风机故障诊断的方法。
The method for fans fault diagnosis by using noise frequency spectrum was described.
声频谱包络的特点和音管的传递函数有相应的关系。
The envelope of sound spectrum is related to the transfer function of bore.
运用噪声频谱分析方法对铁合金企业噪声进行了分析。
This paper USES the method of noise spectrum analysis to analyze the enterprise noise of ferroalloys.
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