化学的例句大全

You are doing researches in chemistry, so are we.

你们正在搞化学研究, 我们也在搞.

Residues of these chemicals are often carried to water courses during periods of heavy rainfall.

这些化学药品的残留部分在暴雨期间常被带到渠道中.

Any chemical treatment will leave hair less resilient than before.

任何化学剂的使用都会使头发的弹性变差。

The electrochemistry analyses show that the higher the current density , the the corrosion-resistence characteristic.

电化学分析表明随着电流密度的增大, 镀层的耐蚀性相应增强.

You may find two kinds of toxic chemicals including formaldehyde and resolvable toxic aromatic amine dyes.

你可能会在新衣服上发现两中有毒的化学物质–甲醛和有毒的可溶性芳香胺染料.

It was the world's first major chemical attack using sarin, a nerve attacks the respiratory system.

这是世界上首宗使用沙林神经毒气施袭的重大化学武器事件.

The testing and scrutiny done to the other chemical are no comparison with that to B. P. A.

对其他化学物质所作之审查和测验和对B. P. A. 所作之是没法比之.

Object To investigate the chemical constituents the methanol extract of the root of Rubus irenaeus Focke.

目的研究灰毛泡根部甲醇提取物的化学成分.

AIM To investigate the chemical constituents of Rubus chroosepalus Focke.

目的研究毛萼梅根部的化学成分.

I have only a rudimentary grasp of chemistry.

我只掌握了化学的初步知识.

Methods: Technology of chemistry, physical parameter, TLC, UV spectrophotometry were applied to determine its qualitative analysis.

方法: 采用化学检识 、 薄层层析法(TLC) 、 紫外光谱法对唇香草中挥发油成分进行定性分析.

Qualitative analysis determines the chemical constituents of a substance or mixture.

定性分析确定物质或混合物的化学成分.

Quantitative analysis determines the amounts and proportions of the chemical constituents of a substance or mixture.

数量分析确定了物质或混合物的化学成分的数量和比例.

There are two possible contaminants: pathogenic micro-organisms and hazardous chemicals.

有两种可能的污染源: 致病的微生物,有毒的化学制品.

Wed-end chemicals can help improve papermaking process and paper sheet quality.

在抄纸生产中使用湿部化学品可以改善生产过程以及产品质量.

At present, Comet Chemicals'main products are black toner for HP and Samsung laser printers.

目前科密化学主打的优势产品为惠普、三星全系列黑色激光打印机墨粉.

The peculiarities of shock wave induced chemical reactions were discussed.

文中简单介绍了冲击波引起的化学反应的某些特点.

...a new proposal intended to pave the way for the signing of a chemical weapons reduction agreement...

旨在为签订削减化学武器协议铺平道路的一项新提议

The chemicals formaldehyde, toluene and dibutyl phthalate are used in most nail polishes.

大多数指甲油当中都含有化学物质甲醛 、 甲苯、和邻苯二甲酸二丁酯.

Conclusion There are two factors about importing RBD palm oil, heavy metal pollution and chemical hazards.

结论进口棕榈液油危害物检验重点在一定时期内应放在重金属和化学毒物两个方面.