chemical是什么意思？chemical怎么读？chemical例句及用法

1 . Some of the companies illegally sent the wherewithal for making chemical weapons.

有些公司非法为制造化学武器提供所需的资金和设备等。

2 . The chemical structure of this particular molecule is very unusual.

这个特殊分子的化学结构很不寻常。

3 . The chemical companies had amalgamated into a vast conglomerate.

那些化学品公司已经合并成一个庞大的企业集团。

4 . Catalysts are materials which greatly speed up chemical reactions.

催化剂是可以大大加速化学反应的物质。

5 . 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。

chemical相关短语搭配

1 . 化学原料及化学

chemical materials and chemical products manufacturing ., 化学原料及化学制品制造业.

1 . 对化学品

in agriculture the priority is to mitigate the effect of industrial agriculture on water and land use , paving the way for a less chemical - and petroleum-dependent food production .在农业方面，当务之急是减轻农业产业化对水资源和土地使用的影响，为降低粮食生产对化学品及石油的依赖铺平道路。

1 . 在化学事故

emergency washing and disinfecting noxious chemical in chemical accidents for fire brigade ., 公安消防部队在化学事故处置中的应急洗消.

1 . 在化学物中

wear goggles when exposed to chemicals - even if you' re just a bystander .当暴露在化学物中时也要佩戴护目镜即使你仅仅是个旁观者。

2 . 化学物中

wear goggles when exposed to chemicals - even if you' re just a bystander .当暴露在化学物中时也要佩戴护目镜即使你仅仅是个旁观者。