- 更多网络例句与十七烷相关的网络例句 [注:此内容来源于网络,仅供参考]
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On the basis of the gas chromatographic analysis of n-alkane fingerprint, the method achieved good reliability with selecting seme characteristic alkanes (i.e.n-C17, n-C18, n-C20, pristane and phytane) as the criteria of identifying. The whole procedure was simple and facile while expending short time.
该鉴别方法基于样品的正构烷烃气相色谱指纹分析,选择既能表征油种固有特性,又受风化影响较小的正十七烷n-C_(17、正十八烷n-C_(18、姥鲛烷、植烷和正二十烷n-C_(20等特征烷烃作为判据,可信度大,而且整个操作流程短,较简便易行。
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The results showed that the unsaturated fatty acid content of pecan kernel oil was 89 0%,and 13 kinds of unknown components such as nonadecaol,8 hexyl pentadecane,10 methyl eicosane,11,14 eicosadienoic acid,1 bromo 8 heptadecyne,9 hexyl heptadecane,tetracosane,13 docosenoic acid,1 bromo 7 nonadecyne,15 tetracosenoic acid,hexacosanoic acid,7 hexyl ei...
研究结果表明:山核桃仁油中的不饱和脂肪酸 w =89 0 %,未知成分是十九醇、8 己基十五烷、10 甲基二十烷、11,14 二十碳二烯酸、1溴 8 十七炔、9 己基十七烷、二十四烷、13 二十二碳烯酸、1 溴代 7 十九炔、15 二十四碳烯酸、二十六酸、7 己基二十烷、二十七烷共 13种,其中13 二十二碳烯酸、15 二十四碳烯酸、十九醇等具有较强的生理活性和药用价值
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Thermogravimetric analysis was extended to the measurements on vapor pressures of three n-alkanes, hexadecane, heptadecane and octadecane, on the basis of the Langmuir equation for zero-order vaporization process. The vapor pressures were calculated by two different methods, a constant-parameter one and a comparative one, from the TGA data. These results are in good agreement with the reference data calculated from the Antoine equation.
根据自由蒸发过程的Langmuir关系,将热重分析用于正十六烷、正十七烷和正十八烷等3个正构烷烃的蒸气压测定,分别采用常数法和比较法计算蒸气压,其结果与文献数据符合较好。
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Research results of C atomicity in paraffin hydrocarbons show the linear paraffin hydrocarbons (from Tetradecane to Heptadecane) are almost burned up at lower loads, and some components of the SOF are not directly from fuel, but from lubricant oil or middle polymerization products of fuel.
SOF烷烃碳原子数分布的研究表明,低负荷工况下,燃油中易燃的正十四烷~正十七烷的绝大部分被烧掉,SOF中有些成分不是直接来自燃油,而是来自润滑油或燃油聚合反应的中间产物:高负荷工况下,供油量较多导致一部分正十四烷~正十七烷来不及燃烧就排出机外,SOF中还有些成分则是燃油高温裂解的产物。
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The fatty acids and waxes of Myrica rubra kernel were analyzed through GC-MS, The results showed that the yield of kernel oil was 31.10%, and there were eight fatty acids and three long-chain alkanes in the extracted composition. The main composition were Palmitic acid 28.22%, Linoleic acid 14.4%, Oleic acid 25.74%, Erucic acid 15.68%, Heptadecane 5.2%, Octadecane 5.87%, Nonadecane 4.71%. The total content of unsaturated fatty acid was 55.91% with the Linoleic acid and Oleic acid of 40.19%, these supplied a reference to its comprehensive utilization.
用GC-MS对杨梅核脂肪酸与蜡质成分进行了分析,结果表明:杨梅中脂肪酸和蜡质的总含量为31.10%,其中含有8种脂肪酸和3种长链烷烃,主要为棕榈酸(C16:0)28.22%、亚油酸(C18:2)14.4%、顺式-油酸(C18:1)25.74%、芥酸(C22:1)15.68%,十七烷5.2%、十八烷5.87%、十九烷4.71%,不饱和脂肪酸总含量为55.91%,其中油酸、亚油酸含量为40.19%。
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The main components were myristic acid (19.37%), palmitic acid methyl ester(7.56%), lascorbic acid 2,6dihexadecanoate(6.27%), 8,11octadecadienoicacid methyl ester(5.22%), heptadecane(4.82%), lauryl ethoxylate(2.98%), 2isopropyl5methyl1heptanol (2.62%), tetracosanoic acid methyl ester(2.12%),2ethyl2methyltridecanol (2.08%), et al.
其化学成分主要为肉豆蔻酸(19.37%),棕榈酸甲酯(7.56%),2,6十六烷基1抗坏血酸酯(6.27%),8,11十八碳二烯酸甲酯(5.22%),十七烷(4.82%),十二烷基乙氧基醚(2.98%),2异丙基5甲基1庚醇(2.62%),二十四烷酸甲酯(2.12%),2乙基2甲基十三醇(2.08%)等。
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SM6 and SM7 of uncrystal were analyzed through GC-MS, the results showedthat SM6 main contained unsaturated fatty aldehyde with fragrance, i.e.-2,4-decadienal(58%), tetradecanoic acid (55.78%), 2-decenal(50%), Phthalic acid isobutylundecyl ester(47%), 2, 4-Decadienal(41%), 2-Undecenal (31%), 2-Methyl-Z,Z-3, 13-octadecadi-enol(18.84%), and SM7 contained saturation alkanes, i.e. 1, 2-Benzenedicarboxylic acid, butyl cyclohexyl ester(23.90%), Triacontane(22.63%),Nonacosane(21.04%), Heptadecane(18.84%), Octacosane(13.58%). Toxicological experiments were done to insure the pigment safety.
并对紫红丝膜菌色素非晶体部分的黄色油状物SM6和紫色粉末物SM7作了GC-MS分析,结果显示SM6中主要为具有香气成分的不饱和脂肪醛,其中含量较高的依次为:-2,4-癸二烯醛(58%)、十四烷酸(55.78%)、2-癸烯醛(50%)、邻苯二甲酸异丁基十一烷酯(47%)、2,4-癸二烯(41%)、2-十一碳烯醛(31%)、2-甲基-Z,Z-3,13-十八碳二烯酸(18.45%)等;SM7中主要为饱和直链烷烃,其中含量较高的依次为:1,2-苯二羧酸丁基环己酯(23.90%)、三十烷(22.63%)、二十九烷(21.04%)、十七烷(18.84%)、二十八烷(13.58%)。
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He fatty acid composition of grass carp was analyzed using GS-MS and more than 18 fatty acids were identified, including hexadecanoic acid, 9-hexadecenoic acid, 9-octadecenoic acid, 6,9-octadecadienoic acid, 9,12,15-octadecatrienoic acid, octadecanoic acid, 5,8,11,14-eicosatetraenoic acid, 4,7,10,13,16,19-docosahexaenoic acid, 5,8,11,14,17-eicosapentaenoic acid, pentadecanoic acid, heptadecanoic acid, and 5,8,11-heptadecatrienoic acid. There were some fatty acids with odd carbon atoms besides the fatty acids with even carbon atoms common in animals and plants.
P能改善蛋白质的乳化性和凝胶性。3、利用GC-MS对草鱼鱼肉中的脂肪酸进行分析,鉴定出草鱼中含有棕榈酸、十六碳烯酸、油酸、亚油酸、亚麻酸、硬脂酸、花生四烯酸、DHA、EPA、十五烷酸、十七烷酸、十七碳三烯酸等十八种以上脂肪酸,除含有动植物中常见的偶数碳脂肪酸外,还含有一定量的奇数碳脂肪酸。
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Result 16 kinds of fatty acids were separated from Anak chicken muscle and identified. Among them, 7 kinds fatty acids, including lauric acid, myristic acid, pen-tadecanoic acid, palmitic acid, margaric acid, stearic acid and eicosanoic acid, were saturated fatty acids and its content accounted for 38.55% of the total fatty acids; 9 kinds fatty acids, including 11-teteadecenoic acid, 9-hexadecenoic acid, 9-vaccenic acid, 9,12-octadecadienoic acid, 6,9,12-octadeca-trienoic acid, 11-eicosenoic acid, 10, l3-eicosenoic acid, 7,10, 13-eicosatriennoic acid and 5,8,11,14-arachidonic acid, were unsaturated fatty acids, and its content accounted for 61.45% of the total fatty acids.
结果]安卡鸡肌肉中共分离和鉴定出16种脂肪酸,其中饱和脂肪酸7种,包括月桂酸、豆蔻酸、十五烷酸、棕榈酸、十七烷酸、硬脂酸和花生酸,其含量占总脂肪酸的38.55%;不饱和脂肪酸9种,包括11-十四碳烯酸、9-十六碳烯酸、9-十八碳烯酸、9,12-十八碳二烯酸、6,9,12-十八碳三烯酸、11-二十碳烯酸、10,13-二十碳二烯酸、7,10,13-二十碳三烯酸以及5,8,11,14-二十碳四烯酸,共含量占总脂肪酸的61.45%。
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Our study show that 9, 11-Octadecadienoic acid, methyl ester is the highest content of organic acid ester components in non-hydrocarbon fraction, higher content of 6-Octadecenoic acid, methyl ester reflects mainly terristrial source input, higher content of pentadecane acid, 14-methyl, methyl ester or Heptadeeanoic acid, 16-methyl, methyl ester shows mainly aquatic source input.
原油和岩石抽提物非烃中有机酸酯类化合物的有机地球化学研究报道很少,系统研究发现非烃有机酸酯中9,11-十八二烯酸甲酯含量最高,而次高峰的丰度可用作生源判识,陆源母质输入多的样品次高峰为6-十八单烯酸甲酯,水生母质供给多者次高峰为14-甲基十五烷酸甲酯或16-甲基十七烷酸甲酯。
- 更多网络解释与十七烷相关的网络解释 [注:此内容来源于网络,仅供参考]
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daturic acid:十七(烷)酸
datum line 基线 | daturic acid 十七(烷)酸 | daub 涂抹
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heptacosane:二十七烷
Hexacosane 二十六烷 | Heptacosane 二十七烷 | Octacosane 二十八烷
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heptacosane:正二十七烷
Hexacosane 正二十六烷 | Heptacosane 正二十七烷 | Octacosane 正二十八烷
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heptadecane:十七烷
heptacyclic ring 七核环 | heptadecane 十七烷 | heptadecanoic acid 十七酸
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heptadecane:十七烷;十七烷
heptad 七个;七价原子 | heptadecane 十七烷;十七烷 | heptagon 七角形
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heptadecane:正十七烷
Heptadecane 正十七烷 | Octadecane 正十八烷 | Nonadecane 正十九烷
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heptadecyl bromide:溴十七烷
十七醛;珠光脂醛 heptadecyl aldehyde; margaric aldehyde | 溴十七烷 heptadecyl bromide | 氯十七烷 heptadecyl chloride
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heptadecyl iodide:碘十七烷
氯十七烷 heptadecyl chloride | 碘十七烷 heptadecyl iodide | 十七炔酸 heptadecynoic acid
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heptadecyl chloride:氯十七烷
溴十七烷 heptadecyl bromide | 氯十七烷 heptadecyl chloride | 碘十七烷 heptadecyl iodide
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margaric acid:十七烷酸
marchpane 小杏仁饼 | margaric acid 十七烷酸 | margarine 人造奶油