We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用反催化剂使体系内的任意化反应“冻结”。

The chemical composition,petrographic analysis and dispersing property of kinds of bauxitic clay are compared.

对比研究了几铝矾土的化组成、相组成和分散性能。

Objective To explore the method of chemical synth esis of L-alanyl-L-glutamine dipeptide.

目的探讨L-丙氨酰-L-谷氨酰胺双肽的化合成方法。

Red-green color blindness is also called Daltonism, after English chemist and physicist John Dalton.

红绿先天性色盲也叫「达顿症」，其得患此症的英国化与物理家达顿。

Chemically treated hair can become dry and brittle.

经过化处理的头发会变得焦脆。

The new chemistry lab was paid for by friends of the college.

新的化实验室由院的资助者出钱建的。

Nicotine has been studied for the first time by pulse radiolysis techniques.

摘要首次运用电子脉冲辐解技术研究尼古丁分子的化活性。

A catalyst is a substance which speeds up a chemical reaction.

催化剂能加速化反应的物质。

Electroless plating method is applied to metallize the AlN sbstrate.

应用化镀镍的方法实现了氮化铝的金属化。

Keto-enol tautomerism is the most common tautomery phenomenon.Keto -enol themselves are the real chemical substance.

酮及烯醇互变互变作用最普通的现象,它们都真实的化实体。

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

本文综述了光气下游精细化品的开发及生产进展,包括二苯甲酮类、氯代甲酯类、异氰酸酯类、酰氯类、碳酸酯类化合物。

The chemical modification methods of food proteins are summarized,including acylation,deamidation,phosphorylation,glycosylation,covalent cross-linking effect etc.

综述了酰化作用、去酰胺作用、磷酸化作用、糖基化作用、共价交联作用等食品蛋白质的化改性技术及方法。

The soil has been poisoned with chemical waste from the factory.

土壤被从工厂排出的化废料污染了。

I have only a rudimentary knowledge of chemistry.

我只有些粗浅的化知识。

Semimetallic chemical element, chemical symbol B, atomic number 5.

半金属的化元素，化符号B，原子序数5。

As Mr. Sinclair was ill, Mr. Cook substituted as our teacher of chemistry.

由辛克莱先生病了, 库克先生代任我们的化老师。

To avoid the argument, we employed thiophosphate chemistry in the repair patch mapping.

为了避免此项疑虑，因此改用含硫磷酸的化方法来探讨可能修复路径。

As a new subject,sonochemistry had been applied in many chemistry and chemical industry fields.

声化作为门新的科,已经广泛应用化及化工领域。

Chemicals in the body break our food down into useful substances.

人体中的化元素把食物分解成有用的物质。

The fundamentals of inorganic chemistry are very important.

无机化的基础很重要。