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part per billion中文

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用"part per billion"造句"part per billion" in a sentence"part per billion"怎麼讀

中文翻譯手機手機版

  • 十億分率
  • 十億分之…,十億分之一
  • 十億分之一

例句與用法

  • Among the asthmatic chinese children , the level of nitric oxide is about 80 parts per billion ( ppb ) while for normal children it is only 29ppb
    結果發現患有哮喘的華人兒童中,一氧化氮的濃度為80ppb ,正常兒童則只有29ppb 。
  • In early 2003 , new , more sensitive analytical technology found low levels up to 25 parts per billion of semicarbazide in food products packed using soft plastic seals
    年初,更靈敏的分析技術在軟封口塑料包裝的食品中發現了微量的氨基脲最高達到
  • The fda has developed a method to confirm chloramphenicol levels in honey at one part per billion . the fda and customs are continuing to coordinate their enforcement strategies and will be detaining or seizing any honey imports that contain chloramphenicol to ensure that they are not released for human or animal consumption in the united states . ( end text )
    美國食品和藥物管理局和美國海關仍在繼續協調執法行動計劃,并將扣押或查封任何含有氯霉素的進口蜂蜜,以保證這些產品不得在美國供消費者使用或用于喂養動物。
用"part per billion"造句  
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