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diacetic相关的网络例句

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与 diacetic 相关的网络例句 [注:此内容来源于网络,仅供参考]

The azacrown ether complexes are formed by coordination of azacrown ether and metal ion, the azacrown ether is 1,12-diaza-3,4,9,10-dibenzo-5,8-diazacyclopentadecane-N,N'-diacetic acid, the metal ion can be any one of Cu2 , Ni2 , Co2 or Zn2 and so on.

所述氮杂冠醚配合物为氮杂冠醚与金属离子配位而成,氮杂冠醚为1,12-二氮杂-3,4,9,10-二苯并-5,8-二氮杂环十五烷-N,N'-二乙酸,所述金属离子可以为Cu 2 、Ni 2 、Co 2 或Zn 2 等中任一种。

Trisodium salt of N,N,N'-ethylenediamine triacetic acid was prepared by hydrolyzing 2-oxo-1, 4-piperazine diacetic acid(3-KP) in the strong base solution. Then it was combined with lauroyl chloride, hexadecanoyl chloride and benzoyl chloride respectively. N-lauroyl-ED3A and N-hexadecanoyl-ED3A were prepared in succsess. The molecular structure of N-lauroyl-ED3A was characterized by ~1HNMR and ~(13)CNMR. The molecular structure of N-hexadecanoyl-ED3A was characterized by 1HNMR.

将3-KP 在强碱性条件下水解,生成ED3ANa3 的水溶液,然后分别与月桂酰氯、棕榈酰氯和苯甲酰氯反应,成功制得N—月桂酰基ED3A 和N—棕榈酰基ED3A,并用~1HNMR 和~(13)CNMR 对N—月桂酰基ED3A 的分子结构进行了表征,用1HNMR 对N—棕榈酰基ED3A 的分子结构进行了表征。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。