与"attenuation index"相近的词条

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• attenuation distortion
• attenuation effect
• attenuation equalizer
• attenuation factor
• attenuation gene
• attenuation index
• attenuation length
• attenuation measure device
• attenuation measurement
• attenuation measuring device
• attenuation of beam
• attenuation of sound
• attenuation of the first heart sound
• attenuation of virulence
• attenuation pad
• attenuation parameter

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