Expanded empirical formulas suggest that, in structure unit of C9, the numbers of phenol and aliphatic hydroxyl both have increased, while the carboxyl and carbonyl have decreased after hydrogenation.

  • 扩大经典式显示,C9结构单元中酚羟基和醇羟基的个数在活化后都有所增加,羰基和羧基数都不同程度地减少了。
  • 来源:互联网摘选更新时间:2026-07-13 04:06:51

  • 重点词汇
  • haveaux. 用以构成完成式及完成式的不定式,表示已经…;
  • expandedadj.膨胀的;扩大[张]的;延伸的;展[张]开的;
  • andconj. 和;与;而且;于是;然后
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • whileconj.在…期间;与…同时;然而;尽管;
  • 后即n.after; after
  • numbers of一些,若干,许多;
  • hydroxyln.羟(基)氢氧基;羟基;
  • carbonyln.碳酰基,羰基;
  • aliphaticadj.脂肪族的,脂肪质的;
  • 相关例句
1、

The C_9 unit empirical formula of the product of F was: C_9H_ ( 6.72) O_ ( 3.07)( OCH_3) 1.52, with 0.43 Ph-OH and 1.52 methoxyl group in each C_9 unit.

甲酸酸解后产物的C9单元经验式为:C9H(6.72)O(3.07)(OCH3)(1.52),每个C9单元含有0.43个酚羟基,1.52个甲氧基;

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2、

The technology could effectively get rid of sediment-causing substance in fruit juice or wine, such as pectin, protein.

能有效去除果汁饮料(酒)中的果胶、蛋白和高级棕榈酸酯絮状物等造成沉淀的物质。

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3、

Liquor turbidity and precipitate include white haze, flocculent precipitate, white needle-shaped crystal, brown precipitate, faint yellow precipitate, blue precipitate and smoky haze etc.

白酒浑浊沉淀现象有白色浑浊、絮状物沉淀、白色针状结晶、棕色沉淀、淡黄色沉淀、蓝色沉淀、烟雾状浑浊等;

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4、

, white floc ( induced by the change of dissolution conditions of ethyl oleate, ethyl palmitate, ethyl linoleate and fusel oil), brown yellow precipitate ( induced by iron ion), and greasy substances ( produced by aroma-producing substances in liquor).

白色絮状沉淀主要由3种高级脂肪酸乙酯,即油酸乙酯、棕榈酸乙酯、亚油酸乙酯和杂醇油的溶解条件变化而引起;棕黄色沉淀主要是由铁离子形成的棕色沉淀物质;

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6、

The magnetic field separation method can separate the magnetic flocs effectively, which overcome the high gradient magnetic separator to the electric power supply dependence, achieves the good treatment effect.

磁场分离法能有效分离磁性絮状沉淀,克服了高梯度磁分离器对电力供应的依赖,达到较好的处理效果。

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7、

CONCLUSION The method of new technics was simple and practical, which well solved the problem of the floccule appearing in Compound Belladonna Mixture.

结论新工艺制法简单、实用,有效的解决了复方颠茄合剂絮状沉淀的问题。

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8、

The precipitate in low-alcohol Maotai Liquor mainly include reversible white floc, black fine solids precipitation, and gray floc.

低度茅台酒生产中产生的主要沉淀为:可逆性的白色絮状沉淀、黑色细颗粒沉淀和灰白色絮状沉淀。

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9、

The solution of zirconium oxychloride is hydrolyzed by aqueous ammonia, and hydrated zirconia flocculent is deposited.

氧氯化锆水溶液用氨水水解,生成水合氧化锆絮状沉淀,再经过洗涤、陈化、干燥、破碎、筛分、活化处理等几步工艺制成水合氧化锆树脂。

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10、

Ortho nitrobenzene sulfinic acid precipitates zirconium quantitatively from hydrochloric acid solutions not stronger than 0.6N.

邻-硝基苯亚磺酸在0.4N盐酸溶液中与锆离子生成淡黄色絮状沉淀。

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11、

During the preserved period, the preserved solution of all groups were transparent, there was no turbidness. pH value was maintained at 7.2-7.4, the bacterial culture was negative.

角膜保存期间,各组保存液均澄清,未见混浊及絮状沉淀。PH值稳定在7.2-7.4,细菌学培养结果均为阴性。

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12、

The results showed that, the white flocculent precipitate was the residues of polyacrylamide.

结果表明,白色絮状沉淀为聚丙烯酰胺在地层中的残留物。

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13、

The thermal degradation mechanism obeyed D 3 in Deceleration;

热降解机理是Deceleration中的D3降解机理;

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14、

This indicated the medium of pH 5.8 and the secretory acid component in parenchyma cell in C. acuminata leaf both induced the cell wall degradation.

这说明,pH值为5.8的酸性培养基和喜树叶片薄壁细胞内的酸性成分自泌可能共同诱导了其细胞壁的酸性降解。

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15、

Degradative plasmids which contain some genomes characteristics of microbial degradation of some environmental pollutants are of large molecular weight and hence difficult to be isolated from chromosome.

控制微生物对某些环境污染物降解的质粒&降解性质粒,分子量较大,难于和染色体DNA分离。

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16、

Spadework on Application of SiO_2 Mesoporous and γ-Al_2O_3 Nanofiltration Membrane to Decontaminate Organic Wastewater

SiO2介孔膜和γ-Al2O3纳滤膜处理难降解有机废水的应用基础研究

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17、

The result of catalytic and active evaluation shows that TiO2-carried aluminium foil which is obtained at 500?

催化活性评价结果表明,在500℃焙烧2小时得到的铝片负载TiO2薄膜具有最好的光催化降解甲基橙活性,同时该薄膜在反应介质中有很好的稳定性。

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18、

Analysis of Factors of TiO_2 Photocatalysis Degradability for Wastewater

影响TiO2光催化降解染液废液因素分析

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19、

Photodegradation of Hydrocarbons Catalyzed by TiO_2 in Aqueous Suspension

TiO2粉末的悬浮体系石油烃类化合物光催化降解

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20、

The Photodegradation of Chlorinated Organic Compounds in Water by TiO_2& Fenton Systems

TiO2-Fenton试剂光氧化降解水中氯代有机物的研究

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