a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity
英
美
释义
声音强度对数单位;等于音强或功率比值的常用对数乘以10
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载