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n.[有化]链烷;烷属烃
1、unbranched alkane───无支链烷烃
1、That means each of its molecules contains an oxygen atom as well as the carbon and hydrogen found in an alkane.───就是说每个分子也都含有氧原子以及在烷烃中存在的碳和氢。
2、Therefore, the study on bifunctional catalysts and their application in alkane conversion is necessary.───因此,对催化烃转化反应的双功能催化剂的研究就显得十分重要。
3、They identified 20 genes that the alkane-producing strains had but that the non-alkane-producing strain lacked.───他们确定了产烷菌株而非产烷菌株缺少的20个基因。
4、From there, the researchers narrowed down the possibilities until they identified the genes and enzymes necessary for alkane production.───通过这样,研究者缩小了可能性直到他们确定产烷必须的基因和酶。
5、Given this understanding, the authors asked whether a sufficiently long alkane might be hydrophilic.───在此基础上,论文作者问到,是否足够长的碳链会是亲水的。
6、Esters are the major components, the other chemical constituents were alkane, acids, alcohol, aldehyde and ketone.───主要成分为酯类化合物,同时鉴定出烷烃类、酸、醇、醛、酮类化合物。
7、surface active agents . technical alkane sulphonates . determination of total alkane sulphonates.───表面法性剂。工业用烷基磺酸盐。烷基磺酸盐总含量的测定。
8、Unbranched hydrocarbons having one double bond are named in the IUPAC system by replacing the ending -ane of the alkane name with -ene.───在XiTong命名法中,直链的、有一个双键的烃可通过将其相应烷烃名字的词尾–ane改换为-ene而得。