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单词 perceived noise
释义

Definition of perceived noise in English:

perceived noise

noun
Acoustics
  • Noise as measured by comparison to the sound pressure level of a reference sound which independent observers assess to be of the same volume; usually attributive, especially in "perceived noise decibel" (abbreviated PNdB), "perceived noise level".

Origin

1950s.

Definition of perceived noise in US English:

perceived noise

noun
Acoustics
  • Noise as measured by comparison to the sound pressure level of a reference sound which independent observers assess to be of the same volume; usually attributive, especially in "perceived noise decibel" (abbreviated PNdB), "perceived noise level".

Origin

1950s.

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更新时间:2025/8/12 10:32:37