English translation for "ppb parts per billion"

十亿分之几

Related Translations:

ppb:  p.p.b. ＝parts per billion 十亿分之一。

ppb level:  十亿分率水平

ppb浓度:  parts per billion concentration

preprophase band ppb:  早前期带

billion:  短语和例子several billions of people 几十亿人。 Billion electron-volts 十亿电子伏。

billions:  河南佰利联

billions of:  数以亿计的；许多的亿万

billion years:  十亿年

several billion:  几十亿数十亿

golden billion:  幸运的十亿

Similar Words：

"pparcel post" English translation, "ppath protection" English translation, "ppa：polyphthalamide" English translation, "ppb" English translation, "ppb level" English translation, "ppba" English translation, "ppbacteriophage artificial chromosomes" English translation, "ppbppb" English translation, "ppbs" English translation, "ppbv" English translation