The government has banned the use of chemical weapons.
政府已经禁止使用化学武器。
A reactor is a container for chemical reaction.
反应器是进行化学反应的容器。
We are doing a chemical experiment.
我们正在做化学实验。
The industry produces agricultural chemicals.
这个工厂生产农药。
The fine chemicals become more and more important.
精致药品变得越来越重要了。
The chemical can behave as an acid.
这种化学制品能起酸的作用。
He is experimenting with a new chemical.
他正在实验一种新的化学制品。
a chemical element
化学元素
the chemical industry
化学工业
chemical reactions/processes
化学反应 / 过程
The raw sewage is chemically treated.
未经处理的污水要进行化学处理。
...the chemical composition of the ocean.
海洋的化学成分
The whole food chain is affected by the overuse of chemicals in agriculture.
整个食物链因农业生产过程过多使用化学品而受到影响。
...a chemicals company.
化工公司
...chemical reactions that cause ozone destruction.
导致臭氧受到破坏的化学反应
The chemical plant proposed to increase production and practise economy and other factories presently responded.
化工厂提出增产节约的倡仪,其他工厂随即响应.
Soil consists of various chemical substances.
土壤由各种化学物质组成.
A catalyst is a substance which speeds up a chemical reaction.
催化剂是一种能加速化学反应的物质.
The risin and tannin that can be extracted from it are sought by the chemical industry.
从中提取的松香和鞣酸是化学工业上很需要的.
The explosion of the chemical plant has poisoned many local residents.
那座化工厂的爆炸毒死了许多当地居民.
The same water was reused after chemical treatment.
原来的水经过化学处理之后再度使用.
The chemical must be salted out and allowed to dry.
必须把这种化学物质加盐分离出来并让它变干.
The chemical formula for water is H 2 O.
水的化学分子式是H2O.
The chemical fertilizer should be well dug in.
化学肥料应该均匀地混入土壤中.
The soil has been poisoned with chemical waste from the factory.
土壤被从工厂排出的化学废料污染了.
A chemical factory blew up in the North of England.
英国北部的一座化工厂爆炸了.
The state allotted them large quantities of chemical fertilizer.
国家给他们调拨了大量化肥.
chemical additives in petrol
汽油中的化学添加剂
chemical weapons are banned internationally.
国际上禁止使用化学武器。
a report produced by the government in cooperation with the chemical industry
政府与化工行业合作提出的一份报告
chemical products were used liberally over agricultural land.
化学产品曾被大量地用于农田。
Such a war could result in the use of chemical and biological weapons.
这样的战争可能导致使用生化武器。
They are taking precautionary measures to safeguard their forces from the effects of chemical weapons.
他们正采取预防措施保护其军队免受化学武器的伤害。