alkane
英音[ ˈælkeɪn ] 美音[ ˈælkeɪn ]

烷烃

常用释义

词性释义

n.

[有化] 链烷;烷属烃
例句
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  • 烷烃
  • 链烷烃
  • 链烷
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。
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。
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。
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。
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。
Unbranched hydrocarbons having one double bond are named in the IUPAC system by replacing the ending -ane of the alkane name with -ene.
在系统命名法中,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。
结论:苹果籽含有有机酸、烯烃、烷烃、醛、酮、酚类挥发性成分。
Measurement of feed intake of grazing sheep was Conducted by a method using alkane in different seasons.
用饱和烷烃法对不同牧草时期放牧奶牛的采食量进行了测定。
SURFACE ACTIVE AGENTS. TECHNICAL ALKANE SULFONATES. DETERMINATION OF ALKANE MONOSULFONATES CONTENT BY DIRECT TWO-PHASE TITRATION.
表面活性剂.工业用烷基磺酸盐.烷基单磺酸盐成分的测定.双相直接滴定法
一种无色、易燃烧的液体,从石油中提取,用作溶剂。
The potential of alkane hydroxylases to catalyze high added-value reactions and their high exclusive performances are widely recognized.
其中烷烃加氧酶因可催化高增值反应且具有高效专一性而得到广泛认可。
A hydrocarbon was known to be either an alkene or alkane.
某碳氢化合物已知可能是烯烃或是烷烃。
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。
The relative content of alkane Compositions decreased with time.
烷烃类单体,随着时间增大相对含量减小。
The measurement of feed intake of grazing dairy cows was conducted by using alkane in different seasons.
借助饱和烷烃法对不同季节放牧绵羊的采食量进行了测定。
含一卤化链烷的混合物。
Main composition: Natural plant fair, Wei E, Cape Sha alkane, gel 50, the Boron Nitride, pore accept a tight, vitamin C.
主要成份:天然植物美白剂、维E、角鲨烷、凝胶50,氮化硼、毛孔收紧剂、维他命C。
放射性蜕变的系列;链烷烃系列
It also showed that and the 6-hydroxyl group could be reacted with acyl halide, haloid ether and halo alkene, but not with halo alkane.
多元醇缩醛衍生物6-羟基除与酰氯反应外,也能和卤代酸酯、溴代烯反应,但不与卤代烷反应;
相同碳链长度条件下,酸和醇的润滑效果都比对应烷烃要差。
The results indicate methyl chloride could form alkane and alkene during temperature 298K-798K and easily become gasoline.
计算结果表明:在298K~798K温度范围内一氯甲烷裂解成烷烃和烯烃属于热力学上可自发进行的反应,并且很容易生成汽油。
从一个由一个氢原子的搬迁烷烃衍生基团。
More than 10 kinds of groups were included in these fractions, in which alkane was the most group.
大港减渣超临界萃取物含有10余种官能团,其中烷烃的含量最大;
这就使得丁醇在同等质量下更有能量,性质更像烷烃;
烷烃的折光率与分子结构间的定量关系
Analysis of surface active agents (raw materials) - Alkane sulphonates - Method for determination of total alkaline sulphonates content
表面活性剂(原料)的分析.烷烃磺酸盐.碱性磺酸盐总含量的测定方法
四川西部沉积物中饱和烃单体烃碳同位素研究及其环境意义
抗应激杜洛克专门化新品系猪的氟烷基因检测初报
Composition and Distribution of Middle-Molecular Weight Normal Alkane Compounds in Sediments from Some Rivers in Tianjin, Northern China
天津地区河流沉积物中中等分子量正构烷烃的分布特征
烷烃临界参数的定量构效关系研究
1·The solvent capacity of ionic liquid for alkane is important to he separation of the alkylate and the catalyst.
而饱和烷烃在离子液体中的溶解能力对烷基化产物和催化剂的分离十分重要。
2·In the contrast, the effect of the kind of catalysts on oxidation of alkane under mild condition has been paid little attention.
相比之下,在氧化条件下,对此类催化剂催化烷烃反应研究的不多。
3·In the roots, there were carboxylic acid ester and alkane.
而茅莓根的主要化学成分是有机酸酯和烷烃。
4·This makes part of alkane and aromatics, which are the ideal components for the refinery, into the slurry oil causing the FCC feedstock loss.
而大量的FCC油浆外甩导致部分可裂化的烷烃、芳烃等理想组分进入油浆,从而造成FCC原料的损失。
5·A hydrocarbon was known to be either an alkene or alkane.
某碳氢化合物已知可能是烯烃或是烷烃。
1·Methods:To consider Sugarcane total alkane alcohol as effective part objective, total alkane alcohol and octacosanol as investigation index, determine content by gas chromatography method.
方法:以甘蔗滓总烷醇为药材有效部位目标产物,并以总烷醇及二十八烷醇为主要考察指标,用气相色谱法进行含量测定。
2·Take hydrogen nitrate silver as raw material, by changing polyethylene azole alkane ketone PVP mass, reaching the appearance controlling the silver nanometer structure shape.
以硝酸银为原料,经过改动聚乙烯吡咯烷酮pvp地质量,到达节制纳米构造银地描摹。
3·Cape shark alkane: Complement nourishment, smooth skin, protect wet, help the skin resist outsider harmful and material add the nourishment at the same time.
角鲨烷:补充营养,润肤,保湿,帮助肌肤抵御外界有害物质的同时补充营养。
1·A qualified alkane diluent was prepared by catalytic hydrogenation for aromatics saturation with low cost and low sulfur content light fraction as feedstock.
选用低含硫的廉价轻质油为原料,经加氢脱芳烃得到合格的链烷烃稀释剂。
2·The structure matrix was applied to forecast chromatograph retention index of alkane.
将结构矩阵应用于链烷烃色谱保留指数的预测。
1·A colorless, odorless gaseous alkane, C2H6, that occurs as a constituent of natural gas and is used as a fuel and a refrigerant.
乙烷一种无色无味的气态链烷,分子式为c2h6,是天然气的组成成分,可用作燃料或。
网络释义

烷烃

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链烷

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链烷烃

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正构烷烃

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烷类

...cloalkene) 的结构有 2 种 (C)属於烷类( alkane) 的结构有 3 种 16. 下列何种试剂可用来区别 2, 3 ? 戊二烯与 1 ? 戊炔?

碳数烷类

碳数烷类(Alkane) (碳数1~4) 甲烷,乙烷,丙烷,丁烷 沸点范围:低於104°F/40°C 在压力下液化成LPG (液化石油气) 元素与 …
同义词
n.
[有化]链烷;烷属烃