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1.Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.

1.亚矾及均苯四甲酸酐为主要通过酰法合成对位均苯二甲酯二酰

评价该例句:好评差评指正

2.Cyclopropane carbonyl chloride is an important intermediate.

2.环丙甲酰是一种重要的中间体。

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3.The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

3.提出以固体为催剂合成马来酸二丁酯的最佳反应条件。

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4.Long-term intracerebroentricular infusion of potassium chloride preents the deelopment of deoxycorticosterone–salt hypertension.

4.长期脑室内输钾会预防脱氧皮质酮-盐高血压的产生。

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5.Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

5.以BTEAC(苄基三乙基铵)为相转移催剂合成异烟酸乙酯。

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6.Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.

6.研究以乙二胺和硬脂制备乙撑双硬脂酰胺的反应,讨论配比、反应时间、反应温度的影响。

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7.The high-effective water treatment agent-polyaluminium chloride is produced by industrial aluminiferous waste slag.

7.利用工业含铝废渣生产高效水处理剂聚合

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8.N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution.

8.将油酸和丙氨酸在碱性溶液中反应制备N-油酰基丙氨酸。

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9.Chloroform being solvent,under bath heat,4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.

9.仿作溶剂,在浴温条件下,4羟甲基笼状双环磷酸酯分别与戊酰、己酰发生酰反应。

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10.N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.

10.用四乙基作相转移催剂可在常压下由苯胺和溴乙烷合成N,N-二乙基苯胺。

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11.Several production methods,market demands and development of sulfinyl chloride are introduced in this paper.

11.本文介绍亚砜的生产方法、市场需求及发展前景。

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12.Tartrate solution and zirconyl chloride were used as the matrix modifier for coating graphite tube.

12.采用酒石酸-锆复合溶液作基体改进剂,锆涂层热解石墨管为器。

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13.The various effects on synthesis of N-methyl-carbamyl chloride were studied.Temperature is most important one.

13.介绍影响N-甲氨基甲合成的各种因素,其温度是主要影响因素。

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14.Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.

14.以苯甲,经酰,还,环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%。

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15.Cuprous chloride is an important inorganic fine chemical product,which was produced by nantokite reduction method.

15.[摘要] 亚铜是一种重要的无机精细工产品。

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16.This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

16.本文综述光气下游精细学品的开发及生产进展,包括二苯甲酮类、代甲酯类、异氰酸酯类、酰类、碳酸酯类合物。

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17.Content : mimimum 99.0 per cent of mercurous chloride (Hg 2 Cl 2 ).

17.本品含亚汞(Hg 2 Cl 2 )不得少于99.0%。

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18.The propionyl chloride was found to be the appropriate acylating agent in terms of the cost.

18.通过成本比较,认为丙是合适的酰剂。

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19.Some advice regarding chlorinity expressing measure and assessment method in the chloride ion permeability test is proposed.

19.并对混凝土离子渗透性试验的离子浓度表示和评价方法提出建议。

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20.This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.

20.讨论用二甲烷替代一氟三甲烷进行软质聚氨酯泡沫塑的生产。

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科学大揭秘

1.This reaction produces sodium chloride and oxygen gas.

这个反应产生化钠和氧气。

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BBC英语大破解

2.Table salt's chemical name is sodium chloride.

食盐化学名称是化钠。

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VOA慢速英语_世界

3.Still, calcium chloride does put chloride ion, which plants don't like, into the soil.

不过,化钙确实会把植物不喜欢子注入土壤。

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美食家基地

4.James, our sodium chloride solution is ready.

詹姆斯,我们化钠溶液已经准备好了。

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环境与科学

5.And chlorides can be an indicator of pollution.

化物可以作为污染指标。

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营养健康与癌症预防

6.Potassium chloride is sometimes used in commercial products.

有时,商业产品中会出现化钾。

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Scishow 精选

7.Sodium chloride, otherwise known as table salt.

化钠,也称为食盐。

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Scishow 精选

8.So what makes sodium chloride so special?

那么是什么让化钠如此特别呢?

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营养健康与癌症预防

9.Table salt is made up of both sodium and chloride.

餐桌上盐则是化钠。

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Scishow 精选

10.Then there's code number 3, PVC, which is made of a polymer called " polyvinyl chloride" .

然后是代码 3,。它是由一种叫合物组成

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福尔摩斯基本演绎法第二季

11.Rada Hollingsworth was killed with an overdose of potassium chloride.

过量化钾导致了蕾达·霍林沃斯死亡。

「福尔摩斯基本演绎法第二季」评价该例句:好评差评指正
VOA慢速英语_世界

12.Local factories also use the water to get minerals -- potash, bromine, sodium chloride, and magnesium chloride, among others.

当地工厂也利用水来获取矿物质——钾肥、溴、化钠和化镁等。

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海底两万里(原版)

13.Hence you observe that sodium chloride is encountered there in significant proportions.

由此您可以看出,化钠在海水中含有相当大分量。

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连线杂志

14.And so it's like 99.7% salt water, which really sodium chloride in water.

所以它基本上就是 99.7% 盐水,实际上是化钠溶解在水中。

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VOA慢速英语_世界

15.There are, of course, other things that can be used in place of sodium chloride.

当然,还有其他东西可以用来代替化钠。

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Osmosis-神经

16.GABA binds to GABA receptors, which tell the cell to open up chloride ion channels.

GABA与GABA受体结合,使细胞子通道打开。

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克兰福镇

17.Chloride of lime would not purify the house in its owner's estimation if he had.

如果他去过,贾米森夫人会认为就是用漂白粉也无法净化房子。

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PBS趣味科普

18.To maintain this, we need to consume about six grams of sodium chloride every day.

为了维持这些,我们每天需要消耗大约六克化钠。

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经济学人-科技

19.If inundated by chloride ions, as a result of corrosion by salt water, their conductivity increases.

若因海水腐蚀而大量接触子时,其导电性会增强。

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科学大揭秘

20.Its ions, sodium and chloride, have significantly more mass than the atoms of oxygen and hydrogen.

子和比氧原子和氢原子质量大得多。

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