“十亿分率”的概念、定义、翻译、参考文献-科学参考

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单词	十亿分率
释义	十亿分率 parts per billion (ppb)
随便看	electrolytic furnace electrolytic generator electrolytic grinder electrolytic grinding electrolytic grinding machine electrolytic hygrometer electrolytic industry electrolytic instrument electrolytic interrupter electrolytic ion electrolytic iron electrolytic iron powder electrolytic lead electrolytic lightening arrester electrolytic machine tool electrolytic machining electrolytic machining set electrolytic magnesium electrolytic manganese electrolytic manganese dioxide electrolytic manganese metal electrolytic mercaptan process electrolytic meter electrolytic method electrolytic model