英语人>网络例句>ethyl alcohol 相关的网络例句
ethyl alcohol相关的网络例句

查询词典 ethyl alcohol

与 ethyl alcohol 相关的网络例句 [注:此内容来源于网络,仅供参考]

ResultsThe IC50 of the ethyl acetate extract from Alocasia macrorrhiza to A549, B16, BGC-823 were 94.6, 541.9,629.5 μg·ml-1 respectively,and those of the acetone extract from Alocasia macrorrhiza to A549 and B16 40.9,438.0 μg·ml-1 respectively. But there were quite large dosages of the IC50 of the extracts of cyclohexane, benzine, ethyl alcohol and water from Alocasia macrorrhiza to all kinds of cell lines.

结果海芋醋酸乙酯提取物对A549,B16,BGC-823的IC50分别为94.6, 541.9,629.5 μg·ml-1,丙酮提取物对A549,B16的IC50分别为40.9,438.0 μg·ml-1,而海芋的环己烷,石油醚,乙醇,水提物对各种细胞株的IC50剂量都比较大。

The main chemical components of Bulgaria are Citronellol、Trans-Geraniol、Nerol、Methyl eugenol、Linalool、β-Phenyl ethyl alcohol. The main chemical components of Xinjiang Province areβ-citronellol、trans-geraniol,β-phenyl ethyl alcoho, farnesol, geranellyl acetete, 7-octamoic acid ethyl ester.

保加利亚玫瑰油的主要成分为β-香茅醇、反式-香叶醇、橙花醇、芳樟醇、β-苯乙醇、甲基丁子香酚;新疆玫瑰油的主要成分为β-香茅醇、反式-香叶醇、β-苯乙醇、7-辛烯酸乙酯、乙酸香叶酯、金合欢醇。

Biodiesels were synthesized by the transesterification reaction of cottonseed oil and methyl alcohol and ethyl alcohol, respectively, in order to study the lubricating properties of biodiesel.

为研究生物柴油的润滑特性,该研究用棉籽油与甲醇和乙醇分别进行酯交换反应,制备出甲酯生物柴油和乙酯生物柴油。

It is the alcohol itself (ethyl alcohol, or grain alcohol) and the quantity consumed that increases breast cancer risk.

它是酒精本身和数量消耗,增加患乳腺癌的风险。

Acetone, Ethyl alcohol, Toluene, Ethyl acid or Methyl chloride.

禁止使用酮类物质,普通酒精,甲苯,乙荃酸或甲基氯化物。

Experimental process: jing and 3- methyl -2- methyl ethyl ketonesynthesizes by the benzene zong; Again the glacial acetic acidcatalysis produces 2, 3, 3 - trimethyl - 3H - yinduo; Again has thealkylate response production yinduo iodide after the methyl iodide;The iodide takes off molecular HI under NaOH to become freejier thealkali; Adds 5 - nitryls salicylic aldehydes in the ethyl alcohol forthe solvent under if to respond finally produces 6 '- the nitryl yinduolin spiral benzene and pinan; Through the infrared spectrum andthe ultimate analysis irrevocably proved its structure, and studiedthe annulus with to open the annulus the light to send changes colorthe performance, explained in different solvent medium ultravioletabsorption spectrometry solvent effect, and the comparisondiscoloration the response speed number difference, finally mixed itadds to the methyl methacrylate, the peroxidation benzoin formyl in the plexiglass, tested 6 '- the nitryl yinduolin spiralbenzene and pinan in the glass fatigue resistance, thethermostability.

实验过程:由苯肼和3-甲基-2-丁酮合成腙;再冰醋酸催化生成2 ,3 ,3—三甲基—3H—吲哚;再经过碘甲烷发生烷基化反应生成吲哚碘化物;碘化物在NaOH下脱去一分子HI成为费歇尔碱;在乙醇为溶剂下加5-硝基水杨醛与其反应最后生成6'—硝基吲哚啉螺苯并吡喃;通过红外光谱和元素分析确证其结构,并研究了环体与开环体的光致变色性能,解释了在不同溶剂介质中紫外吸收光谱的溶剂效应,并比较褪色反应速率数的差异,最后将其掺加到甲基丙烯酸甲酯,过氧化二苯甲酰有机玻璃中,测试6'—硝基吲哚啉螺苯并吡喃在玻璃中的抗疲劳性、热稳定性。

The production method as defined in claim 7, wherein the alcohol is selected from the group consisting of methyl alcohol, ethyl alcohol, isobutyl alcohol and mixtures thereof.

生产方法所界定的索赔七,其中,酒精是选自小组,甲醇,乙醇,异丁醇及其混合物。

Naphthyl ethyl ether is synthesized from β-naphthol and ethyl alcohol by using nanometer complex heteropoly acid as catalyst.

该反应的最佳条件是:在酚醇物质的量比为1∶3.5,催化剂用量为0.6 g/0.04 molβ-萘酚,反应时间的7 h,β-萘乙醚的收率可达65.81

Ethyl alcohol, 3-methyl-4-oxo- pentanoic acid, acetic acid butyl ester, 2-methyl-butanoic acid ethyl ester, diethyl phthalate,-2,4-Decadienal were the same volatiles d from the 10 cultivars.

其中共有组6种,为乙醇、3-甲基-4-羰基戊酸、乙酸丁酯、2-甲基丁酸乙酯、邻苯二甲酸二乙酯、-2,4-癸二烯醛。

Phospho-tungstic heteropoly(H3PW12O40) was prepared and its catalytic performance for synthesizing of ethyl hexanoate from hexanoic acid and ethyl alcohol were studied.

结果表明:磷钨杂多酸是合成己酸乙酯的良好催化剂,当酸醇物质的量比为1∶2.0,催化剂用量为0.5 g/0.1 mol己酸,甲苯为8 mL,反应时间为150 min时,酯化率可达97.2

第2/16页 首页 < 1 2 3 4 5 6 7 8 9 ... > 尾页
推荐网络例句

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新

Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.

老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。