英语词汇“parts per billion十亿分率”的翻译、意思、用法、释义-英汉汉英词典

单词	parts per billion十亿分率
释义	parts per billion十亿分率abbr.PPBparts per billion〈美〉十亿分率，十亿分之…
随便看	al sirhan alsium alskiy alskiy, krebet alsleben also also known as 又名 alsomyia anomala also necessary alsonemedi alsoors alsophila alsophila australis r.br. alsophila australis r.br.;australian tree fern alsophila bongardiana mett. alsophila bongardiana mett.;a.lunulata r.;br.var.bongardiana mett alsophila fauriei christ alsophila fauriei christ. alsophila fauriei christ.--sea shore treefern alsophila fauriei christ.;sea shore treefern alsophila fujiiana nakai alsophila fujiiana nakai;lan-yeu tree-fern alsophila podophylla hook alsophila pustulosa christ. alsophila rebccae f.muell.