Concept information

参数 > 声强 > 分贝

Preferred term

分贝  

Definition

  • 用来比较在声音信号之间或者电子信号之间相对能量差的单位,等于两者比值取其常用对数的十倍。

Broader concept

In other languages

URI

http://www.eionet.europa.eu/gemet/concept/11889

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