alkenes是alkene的复数

alkene

美 ['ælkənz]
英 ['ælkənz]
  • n.【化】链烯
  • 网络烯烃；烯类；烯烃类
复数：alkenes  

英汉

英英

网络释义

n.
1.
【化】链烯,烯烃

例句

释义:
全部全部,链烯链烯,烯烃烯烃,烯类烯类,烯烃类烯烃类
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
This article reviews recent methods used in organic synthesis for the stereoselective reduction of alkynes to Z or E alkenes .
综述了在有机合成领域中，通过炔烃立体选择性还原制备Z-或E-烯烃的近期方法。
dictsearch.appspot.com
2.
The photosensitized coupling reaction of halogenated aromatic compounds with arenes and alkenes is a key reaction in constructing C-C bonds.
卤代化合物的光敏化脱卤及与烯烃或芳烃的偶联反应是构建C-C键的重要手段。
www.13191.com
3.
A lower LHSV benefited the conversion of the alkanes, but a further decrease of LHSV would reduce the selectivity of the alkenes .
较低的空速有利于十二烷的转化，但进一步减小空速将造成十二烯的选择性明显降低。
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4.
Main ingredients : aloe, collagen, vitamins silicon-alkenes-alcohol.
主要成分：芦荟，胶原蛋白，硅烷醇，维生素等.。
blog.sina.com.cn
5.
There are 12 Terpenoids and alkenes compounds being main allelochemicals. It was 45. 04% of the total substances detected.
被认为是主要他感物质的萜烯类物质有12种，占挥发油总量的45.
www.ceps.com.tw
6.
As evidence, he points to studies showing that Alzheimer's patients have large amounts of type-2 alkenes in their brains.
他还出示了能够证明阿尔兹海默患者脑中含有大量2型烯烃的研究作为证据。
pk4.xyz
7.
The synthesis and application of vinylic tellurides in stereoselective synthesis of alkenes were reviewed. 49 reference are quoted.
综述了近年来烯碲化合物的合成及其在立体选择合成中的应用。参考文献49篇。
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8.
But he disagreed with the argument that type-2 alkenes in the environment are part of the story.
但他不同意环境中的2型烯烃会导致阿尔兹海默症。
pk4.xyz
9.
Alkenes have one or more double bonds between carbon atoms, where two pairs of electrons are shared.
链烯有一个或多个共价键，即碳原子分享两对电子。
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10.
Exposure to type-2 alkenes in the environment has already been linked with cancer, heart disease, and other problems.
科学家已经将癌症、心脏病及其他疾病与暴露在含有2型烯烃的环境里关联起来。
pk4.xyz