synthesis 六级雅思考研专八

We made a synthesis of their studies.

我们综分析了他们研究报告。

Synthesis and application of 4-chloracetyl acetidin were introduced.

介绍4-氯乙酰乙酸乙成及应用。

The synthesis conditions, chelant, metal ion and buffer were optimized.

确定了最佳成方法、螯剂、金离子和缓冲体系。

The invention relates to the synthesis method of ketone compounds, particularly the synthesis method of tetralone.

本发明涉及酮类物成方法，特别是四氢萘酮成方法。

OBJECTIVE To synthesis 5-bromide benzofuran ketone,the key intermediate of citaopram.

目成抗抑郁药西酞普兰中间体5-溴苯酞。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以磷钨酸和磷钨酸铝为催剂,用乳酸和正丁酸成了乳酸正丁。

The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated.

研究对甲基苯磺酸催成阿魏酸单甘工艺。

This is a summery of the synthesis, structure and reaction of borazine.

对环硼氮烷成、结构和反应进行了综述。

This investigation provided an environment-friendly process for the synthesis of methyl anthranilate.

摘要提供了一种环境友好成工艺制备香料邻氨基苯甲酸甲。

They act at least a temporary block to DNA synthesis in micro-organisms.

它们在微生物中至少对DNA成起暂时性阻止作用。

Aim To study the synthesis and antidepressant activities of aryl alkanol piperazine derivatives.

摘要目研究芳烷醇哌嗪类物成及抗抑郁活性。

This review mainly outlines the progress in study of silazane synthesis and application.

介绍了硅氮烷一些最新成与应用研究进展。

The synthesis processes of polyethyleneglycol diacrylate cross-linker of the super absorbent polymer were studied.

研究了高吸水性树脂交联剂聚乙二醇双丙烯酸成工艺。

How to choose the base used in the synthesis of arsine ylide is studied.

本文主要研究了胂叶立德成中碱选择。

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

介绍了影响N-甲氨基甲酰氯成各种因素，其温度是主要影响因素。

A reaction engineering analysis was given to a trioxane synthesis reactorssuggested by BASF company.

对德国BASF公司提出三聚甲醛成反应器进行了工程分析。

Improvement measures and synthesis processes of acetamidine hydrochloride from nitrile over acid catalysts were reviewed.

摘要总结了乙腈酸催法成盐酸乙脒工艺改进措施，介绍了?

One-pot synthesis method of diarylmethylamines was investigated using aryl lithium salt，thioformamide and aryl Grignard reagent.

摘 要： 由芳基锂盐、硫代甲酰胺和芳基格氏试剂一锅法成了取代二芳基甲胺。

Could versus signal passing programme came realize frequency demultiplication, could realize precise frequency synthesis output.

可以对信号通过编程来实现分频，从而可以实现精确频率成输出。

Endoplasmic reticulum (ER) takes part in the protein synthesis, glycogenolysis and biosynthesis of lipid, cholesterol.

内质网作为内膜系统核心，具有参与蛋白质成、转运，糖原分解和脂类、胆固醇成等功能。