| 释义 |
PNdB, PNdb perceived noise decibel 可感(或感觉)噪声分贝,可闻噪声分贝 以上来源于:《21世纪大英汉词典》 PNdB/ˌpiːendiːˈbiː/n.=perceived noise decibel详细释义源自:《新世纪英汉大词典》Collins外研社 n /ˌpiːendiːˈbiː/=perceived noise decibelPNdBabbr.(縮寫 abbreviation)(= perceived noise decibel(s))PNdBperc |