酯 - 关于酯的双语例句 - 酯造句 - 语文书

为您找到278个与“酯”相关的双语例句：

Paradoxically, another glutamate - booster , D - cycloserine, is being tested not to enhance memory, but to abolish it.
矛盾的是, 另一种谷氨酸酯提升剂, D-cycloserine测验表明不能增强记忆, 反而是相反.
Under the optimum condition the yield of isopropyl cyclopropane carboxylate is 92 %.
在最佳反应条件下,环丙烷羧酸异丙酯的产率达92%.
Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.
2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.
Objective Cyclohexyl acetate was synthesized with high yield.
目的高效率合成乙酸环己酯.
OBJECTIVE : To improve the gross deviation and disintegration of cyclandelate capsules.
目的: 改善环扁桃酯胶囊的装量差异及崩解时限.
Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso - cyanate in xylene solvent.
用聚丙二醇和甲苯二异氰酸酯为原料, 二甲苯为溶剂合成了聚氨酯型原油破乳剂(PPG).
The cyanate Resin is modificated by styrene and divinyl benzene , which are called active diluent.
以苯乙烯和二乙烯基苯作为氰酸酯树脂的活性稀释剂,得到粘度低、贮存稳定性好的改性树脂体系.
The reaction mechanism of cyanate ester monomer synthesized by a " cyanogen halide - phenol method " is discussed.
分析了 “ 卤化氰 - 酚法 ” 合成氰酸酯单体的化学原理.
Methods: using N - methylephedrine, via condensation with the corresponding substituted cinnamyl chlorides.
方法: 以甲基麻黄碱为原料与取代桂皮酰氯反应成酯.
METHODS Cilnidipine was synthesized from cinnamyl alcohol by esterification, feminization and condensation - cyclization.
方法以肉桂醇为原料,经酯化、氨化和缩合 - 环合而得.
Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.
反式肉桂酸乙酯经溴化、脱溴化氢、甲酯化和催化氢化合成了顺式肉桂酸甲醇.
Butyl cinnamate was synthesized from cinnamic acid and butyl alcohol using tungstosilicic acid as catalyst.
以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯.
They were good catalyst for synthesis of n - butyl cinnamate.
它们是催化合成肉桂酸正丁酯的良好催化剂.
Two basic types of cholinesterase activity are found in the tissues of all animals.
所有动物的组织内部都有两种基型的胆碱酯酶活性.
The enzyme cholinesterase is important in the transmission of nerve impulses.
胆碱酯酶在神经刺激的传导中起着重要作用.
The pesticides affect the nervous system by inhibiting the enzyme cholinesterase.
这类农药抑制胆碱酯酶而影响神经系统.
The concentration of cholesterin and triglyceride declined obviously after filtration.
滤过后胆固醇及甘油三酯浓度明显降低.
Among of them, Phenprobamate and Chlorpropamide are exclusive domestic products.
其中原料药苯丙氨酯和氯磺丙脲为国内独家产品.
Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.
以泼尼松龙为原料,经氧化、酰化、水解成盐、氯甲基化成酯制得氯替泼诺.
The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroaniline . The yield is 90 %.
采用光气与对氯苯胺合成对氯苯基异氰酸酯. 收率≥90%.

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