chemical造句

Aim To study the chemical constituents of Artemisia anomala S.
目的研究南刘寄奴的化学成分.

Choice having introduced the hammerhead and cleading chemical composition.
介绍了锤头和衬板化学成分的选择.

the chemical composition of the soil
土壤的化学成分

Chemotaxis ( chemotactic movement ) A TXIS in response to a chemical concentration gradient.
趋化现象:一种对化学浓度梯度的趋化反应.

The cross - linking reaction between dialdehyde compound and cellulose acetate raises the chemical stability of the material.
通过二醛类与醋酸纤维素类材料的交联反应,提高了材料的化学稳定性.

A analytical method was developed for the termination of chemical reaction by chromatism.
建立用色差法确定化学反应终点的分析方法,探索色度学在化学分析中的应用.

Members of an environmental group are staging a protest inside a chemical plant.
一个环保组织的成员正在一家化工厂里举行抗议活动。

Forming conditions and physical and chemical characteristics of tin hydride are discussed.
论述了锡氢化物的形成条件和物理化学特征.

OBJECTIVE To study the chemical constituents of Swertia decora Franch , a traditional herb medication in China.
目的 研究我国民族药观赏獐牙菜(SwertiadecoraFranch)的化学成分.

Recently, in International Chemical Olympiad ( IChO ) competition microscale chemical experiment appears frequently.
国际化学奥林匹克 ( IChO ) 竞赛中微型化学实验出现频数增多.

Moreover, aggregation influences the outcome of chemical disinfection of viruses.
此外, 聚集作用还会影响化学消毒的效果.

The peasant bought a bag of chemical fertiliser in the market place.
这位农民在集市上买了一袋化肥.

Hydroquinone is an important chemical material and intermediate in industrial chemistry.
对苯二酚是一种重要的化工原料和中间体.

AIM : To study the chemical constituents from the whole herb of Inula cappa DC.
目的: 研究羊耳菊全草的化学成分.

Al - alloys have special requirements on MIG welding due to their unique physical and chemical properties.
铝合金因其独特的物理、化学性能对MIG焊有特殊的要求.

Biology industries include biomedicine, bio - chemical, bio - energy, bio - agriculture, biology and forestry related industries.
生物产业包括生物医药 、 生物化工 、 生物能源 、 生物农业 、 生物林业等有关行业.

That exon could not FORM chemical compounds was once believed by scientists.
科学家们曾经认为稀有气体不能形成化合物.

Sale: General merchandize, hardware, alternating current, product of chemical industry.
销售: 百货, 五金 、 交电 、 化工产品.

The Department maintains many close contacts with the chemical industry...
这个部门与化工行业保持着众多密切的联系。

The causation of wheel breaking - up was analyzed through physical and chemical inspection, macroscopical and microscopical examination.
通过理化检验和宏、微观检查,分析了车轮崩裂失效的原因.