ketone
n. 酮
n.
酮；
英英释义
ketone[ 'ki:təun ]
n.any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals
词组短语
ethyl ketone n. 甲乙酮的别名
ether ketone酮醚
methyl ethyl ketone甲乙酮；甲基乙基酮
methyl isobutyl ketone[化]甲基异丁基甲酮（等于hexone）
methyl ethyl ketone peroxide过氧化丁酮；过氧化甲乙酮
ketone body酮体
双语例句
用作名词(n.)
Immersion service in aromatic or ketone solvents and strong oxidizing acids.
不宜在芳香族和酮类溶剂以及强氧化性酸的浸泡环境中使用。
But in starvation ketone bodies replace glucose to an increasing extent.
但在饥饿期，酮体就越来越多地取代了葡萄糖。
权威例句
The directed reduction of β-hydroxy ketones employing Me 4 NHB(OAc) 3Regulation of hepatic fatty acid oxidation and ketone body production.
Studies on organophosphorus compounds XX. syntheses of thioketones
Directed reduction of .beta.-hydroxy ketones employing tetramethylammonium triacetoxyborohydride
ChemInform Abstract: The Directed Reduction of β‐Hydroxy Ketones Employing Me4NHB(OAc)3
Highly enantioselective borane reduction of ketones catalyzed by chiral oxazaborolidines. Mechanism and synthetic implications
ChemInform Abstract: Directed Reduction of β‐Hydroxy Ketones Employing Tetramethylammonium Triacetoxyborohydride
ChemInform Abstract: Reductive Amination of Aldehydes and Ketones with Sodium Triacetoxyborohydride. Studies on Direct and Indirect ...
Responses of leptin to short-term fasting and refeeding in humans: a link with ketogenesis but not ketones themselves.
ChemInform Abstract: A Stable and Easily Prepared Catalyst for the Enantioselective Reduction of Ketones. Applications to Multistep ...
ketone (n.)
chemical group, 1851, from German keton, coined in 1848 by German chemist Leopold Gmelin (1788-1853) from German Aketon, from French acétone (see acetone). Its combining form is keto-.
1. Immersion service in aromatic or ketone solvents and strong oxidizing acids.
不宜在芳香族和酮类溶剂以及强氧化性酸的浸泡环境中使用。
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2. Chemicals in this group, such as acrylamide and methylvinyl ketone, also show up in car exhaust, cigarette smoke, industrial settings, even French fries.
同组化学物质（如丙烯酰胺和甲乙烯酮）也存在于汽车尾气、二手烟、工业环境中，甚至炸薯条里也有。
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3. The foil and its connections to the charge electrodes must withstand inks based on a range of solvents such as acetone, ethanol, methyl-ethyl-ketone and water.
这些箔片和他的连接线到电极，必须能够经受油墨中的溶剂，如，丙酮，乙醇，甲基酮和水。
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4. There is an important medical value of the Ketone and Terpene which are extracted from Ginkgo leaf.
银杏叶提取物的主要成分黄酮和萜类内酯有着重要的医学价值。
dict.cnki.net
5. This paper reviewed the advances in the study on the main chain type aromatic polymers including polyarylether ketone sulfone, calixarene, starburst and conductive polymer.
本文从聚芳醚（酮、砜）、杯芳烃和树形化合物、导电聚合物三个方面综述了主链型芳香族聚合物的研究进展。
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6. Film tough, resistant to abrasion and long-term immersion of various oils. Intensively resistant to strong solvents, including aromatic hydrocarbons, alcohols , ether, ester, ketone, etc.
具有漆膜坚硬耐磨，耐各种油品长期浸泡，对各种溶剂包括芳烃、醇、醚、酯、酮等强溶剂都有极强的抵抗能力。
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7. Water-repellet expansion pearlite was used for the first time as an insulating material for the cold insulation work in the ketone-benzol-dewaxing unit in the refinery.
炼油厂酮苯脱蜡脱油装置首次使用新型绝热材料——憎水性膨胀珍珠岩进行保冷，并对保冷效果进行了测定和评价。
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8. Liquor flavoring components include alcohol, esters, acids, aldehydes ketone compounds, shrinking aldehydes, aromatic compounds, including nitriding sets things and furan compounds, etc.
白酒香味成分种类有：醇类、酯类、酸类、醛酮类化合物、缩醛类、芳香族化合物、含氮化台物和呋喃化合物等。
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9. Inject the methoxylamine group into the ketone group (esp. The steroid) in the organic synthesis uses for pharmaceutical and agricultural chemicals synthesis.
在有机合成中引入甲氧基胺基团到酮类（特别是甾族化合物）。用于医药和农药的合成。
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10. The membranes of sulfonated poly(phthalazione ether sulfone ketone) (SPPESK) with different degree of sulfonation were prepared.
制备了不同磺化度的杂萘联苯聚醚砜酮（SPPESK）膜。
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11. After fasting for 3 days, the brain gets 30% of its energy from ketone bodies.
在断食3天后，大脑所利用的30%的能量是酮体提供的。
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12. When chroma of serum Potassium ion is elevatory, can promote adrenal coriaceous secrete aldehyde solid ketone, make potassium is excreted thereby increase, make potassium ion chroma returns to normal.
当血清钾离子浓度升高时，可促进肾上腺皮质分泌醛固酮，从而使钾排泄增加，使钾离子浓度恢复正常。
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13. After 2 or 3 days of fasting, the liver begins to synthesize ketone bodies from precursors obtained from fatty acid breakdown.
在2-3天的断食之后，肝脏开始利用脂肪酸分解产生的前体物质合成酮体。
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14. In the second chapter, the mechanism of the gold-catalyzed cycloisomerization of bromoallenyl ketone was investigated and discussed.
在第二章中，通过理论计算对金催化的溴代连二烯酮环异构化反应的机理进行了研究和讨论。
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15. Room temperature vulcanized one-component ketone-oxime silicon rubber adhesive was prepared with the continuous process. The effect of material compositions on the product properties was discussed.
采用连续法制备了室温硫化单组份脱酮肟型矽橡胶胶粘剂，并考察了各配合剂对胶粘剂性能的影响。
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16. The water proofing property that can choose, stretch, wear compares good sealed stuff, for instance balata layering is mixed the fluid sealant of silicon ketone series.
可选用的防水性、弹性、耐久性都比较好的密封材料，比如橡胶压条和硅酮系列的密封胶。
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17. At this moment primitive sexual gland former base excretive spermary ketone is right become divided of male reproduction organ forms a move decisive action.
这时的原始性腺原基分泌的睾丸酮对男性生殖器官分化形成起着决定性作用。
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18. Internally dirty fattiness in the same test that old people has also makes clear, bramble ketone conduces to prevent fat, alleviate by fat the disease such as the tall blood fat that cause.
对内脏脂肪多的中老年人进行的相同实验也表明，树莓酮有助于防止肥胖，缓解由肥胖引起的高血脂等疾病。
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19. The degradation method of diphenyl ketone and TOC(Total Organic Carbon) in lithographic waste water.
同时还研究了废水中二苯甲酮的降解过程及中间产物。
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20. Methyl isobutyl ketone was used to be extracting solvent . The interference of the matrix was corrected effectively and the results obtained are satisfactory.
采用甲基异丁基酮萃取富集后，消除了基体的干扰，使分析结果准确可靠。
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21. A gradient elution method for the characterization of cyclo- depolymerization products of amorphous polyether ketone(sulfone) by reversed phase high performance liquid chromatography was proposed.
建立了一种反相高效液相色谱表征无定型聚芳醚酮（砜）成环解聚产物的新方法。
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22. Current situation at home and abroad, production methods and uses of methyl isobutyl ketone(MIBK) were described.
介绍了甲基异丁基酮（MIBK）国内外现状、生产方法和用途。
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23. It is a new arisen technology of optimization in recent years to implement a control of optimization by correlative integral theory in plant of emergence cere with by ketone and benzene.
针对酮苯脱蜡结晶系统，采用相关积分理论实施优化控制，是近年来新出现的一种调优技术。
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24. Mifetristone is a kind of synthetic solid ketone that is mainly made up of anti - progesterone and alcoholate and it can cure diseases with sex hormone dependence and is worth spread.
米非酮是一种合成类固酮，其结构类似炔诺酮，有抗孕酮、糖皮质醇和轻度抗雄性激素特性，对性激素依赖性疾病的治疗具有较好的临床效果，值得推广使用。
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25. In addition, the oxidation of the side chain on alkybenzene is a promising route to get ketone product.
此外，乙苯及其衍生物的侧链亚甲基氧化制备芳酮的反应也具有很广阔的应用前景。
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26. Pollutants such as aldehyde and ketone, among major pollutants in atmosphere environment, are strictly limited by every nation for their discharges because of their high toxicity and numerous sources.
醛、酮类污染物是环境中的主要污染物之一，其来源广、毒性大，各国对其排放都进行了严格的限制。
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27. Small fineness, can substitute vapor-phase white carbon black in silicon ketone glue and adhesives industries, as transparent reinforcing agent for application effect.
此产品比表面积高、细度小，能替代气相法白炭黑用于硅酮胶与胶粘剂行业，用作透明填充补强剂，使产品取得很好的使用效果。
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28. It suggests that the metabolism of ketone body is correlative with the status of glycogen stores and the fatty acid metabolism.
小鼠机体糖状况直接影响运动中的酮体代谢，运动性酮体代谢与体内糖储备以及脂肪分解状况有关。
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29. The results show that the mixture of ethylene glycol and potassium acetate is a very effective extractant in the separation of azeotrope of methyl ethyl ketone-water.
结果表明乙二醇与醋酸钾的混合物是分离甲乙酮-水二元恒沸物的理想萃取剂。
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30. The results show that the mixture of ethylene glycol and potassium acetate is a very effective extractant in the separation of azeotrope of methyl ethyl ketone-water.
结果表明乙二醇与醋酸钾的混合物是分离甲乙酮-水二元恒沸物的理想萃取剂。
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31. But in starvation ketone bodies replace glucose to an increasing extent.
但在饥饿期，酮体就越来越多地取代了葡萄糖。
-- 来源 -- 英汉 - 辞典例句
32. 2007年3月9日，中华人民共和国商务部决定自即日起对原产于日本、国、加坡和台湾地区的进口丙酮进行反倾销立案调查。
On March9， the Ministry of Commerce of the P. R. C. initiated a dumping duty investigation against Acetone, Dimethyl ketone or2- Propanone from Japan, Korean, Singapore and Taiwan.
-- 来源 -- www.chinafiw.com
33. Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3).
丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
-- 来源 -- 英汉 - 翻译样例 - 自然
34. methyl ethyl ketone
甲基乙基酮
-- 来源 -- 英汉 - 短句参考
35. diethyl ketone
二乙酮
-- 来源 -- 英汉 - 短句参考
36. Toward this end, the olefin 51 was treated with cyanogen azide and, indeed, produced the ring expanded ketone 52.
为了证明这一看法，他用氰化迭氮处理烯烃（51）就得到扩大的环酮。
-- 来源 -- 英汉 - 辞典例句
37. The ketone(8) is available.
酮（8）易于获得。
-- 来源 -- 英汉 - 辞典例句
38. methyl vinyl ketone
甲基乙烯基酮
-- 来源 -- 英汉 - 短句参考
39. excessive amounts of ketone bodies in the urine as in diabetes mellitus or starvation.
（如在糖尿病人或饥饿的人中发现的）尿里突有大量的酮。
-- 来源 -- 汉英 - 翻译参考
40. A steroid containing a ketone group.
酮甾含酮基的甾类化合物
-- 来源 -- 英汉 - 短句参考
ketone
