糠的
- 与 糠的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Seven Schiff bases of N-(4-hydroxyphenylmethylene)-1-naphthylamine, N-(4-hydroxyphenylmethylene)-p-methoxyaniline, N-(4-hydroxyphenylmethylene)-benzylamine, N-(4-hydroxy-3-methoxyphenylmethylene) furfurylamine, N-(4-hydroxy-3-methoxyphenyl methylene)-p-methylaniline, N-(4-hydroxy-3-methoxyphenylmethylene)-p-methoxyaniline and N-salicylidene-4-aminoantipyrine were first synthesized by the one step solid phase reactions between aromatic aldehydes with phenolic hydroxyl and amines at room temperature without solvent.
分别以带酚羟基的芳醛与胺类反应,首次通过室温固相反应一步合成了N-(4-羟基苯基亚甲基)-1-萘胺、N-(4-羟基苯基亚甲基)-对甲氧基苯胺、N-(4-羟基苯基亚甲基)-苄胺、N-(4-羟基-3-甲氧基苯基亚甲基)糠胺、N-(4-羟基-3-甲氧基苯基亚甲基)-对甲苯胺、N-(4-羟基-3-甲氧基苯基亚甲基)-对甲氧基苯胺和N-亚水杨基-4-氨基安替比林7种Schiff碱,反应15min完成,产率均超过90%。
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The results showed that:1 78 volatile constituents were identified in the oil,which were mainly caryophyllene,1,5,9,9-tetramethyl-1,4,7-cycloundecatriene,germacrone,eudesmol and furfural,etc.2 The aroma quality and intensity of cigarette were improved,irritation was reduced,and a...
结果表明:①满山红挥发油中共鉴定出78种挥发性成分,主要有石竹烯、1,5,9,9四甲基-1,4,7环十一碳三烯、杜鹃酮、桉叶醇和糠醛等;②该挥发油具有提高B2F和C3F等香气质和香气量,降低刺激性和改善余味的作用。
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Physical and chemical properties, culturable bacterial population and phospholipid fatty acid profile of different casing soils at different mushroom cropping stages were investigated.
在双孢蘑菇栽培中,以传统蘑菇砻糠田泥覆土为对照,研究了不同泥炭比例覆土配方的理化性状、细菌生长量、双孢蘑菇菌丝生物量及其产量。
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Under the optimal reaction conditions of 0.5MPa pressure, at 150℃, H2 gas flow rate of 5000 mLh^(-1) and liquid flow rate of 5.0mLh^(-1), the conversion of furoic acid, selectivity to methyl tetra-hydro-furan formiate and yield of methyl tetra-hydro-furan formiate can reach 99.0%, 98.2% and 97.2%, respectively.
结果表明:在0.5MPa,150℃,氢气流速5000mLh^(-1),液体流速5.0mLh^(-1)(氢油比为50)时,呋喃甲酸转化率为99.0%,四氢糠酸甲酯的选择性98.2%,产率97.2%。
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Amount of 2 furaldehyde were increased with the increase of acetic acid aqueous solution concentration from 0 to 3%,and almost constant from 3% to 30%.
当醋酸浓度从0至3%时,糠醛的收量随着增加,但是当醋酸浓度从3%增至30%时,其收量却几乎不变。
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Results showed that during the carbonization of furfuralcohol resin C-O bond rupture of pentacyclic ring, took place firstly, bringine C-H bond rupture.
结果表明:糠醇树脂炭化裂解过程首先是五员杂环内的碳氧键发生断裂,引起碳氢键断裂。
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Ordered mesoporous carbon was successfully prepared using siliceous MCM-48 as template, p-toluenesulfonic acid as catalyst, and furfuryl alcohol as carbon source.
以纯硅MCM-48为模板、对甲苯磺酸为催化剂、糠醇为碳源成功制备了高度有序的中孔炭分子筛。
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Ordered mesoporous carbon was successfully synthesized using siliceous MCM-48 as template,p-toluenesulfonic acidas catalyst,and furfuryl alcohol as carbon source by vapor depositon polymerization method.
以纯硅MCM-48为模板、对甲苯磺酸为催化剂、糠醇为碳源通过蒸汽沉积聚合制备了高度有序的中孔炭分子筛。
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Furyl 3 buten 2 one is synthesized from furfural and acetone in water sodium hydroxide medium.
以呋喃醛为原料,在水-氢氧化钠体系中合成了糠叉丙酮,探讨了丙酮用量,氢氧化钠浓度对反应的影
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ObjectiveTo investigate the changes of 5-HMF contents in Ligustrum lucidum Ait before and after processing.
目的研究女贞子炮制前后5-羟甲基糠醛(5-hydroxymethyl furfural,5-HMF)的含量变化。
- 推荐网络例句
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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。
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Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
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But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。