A vitamin is a chemical compound that cannot be synthesized by the human body.

The discovery of the chemical element a happy accident.

发现这种化学元素纯属偶然.

Radium is a chemical element.

镭是一种化学元素.

Hydrogen is the lighted chemical element of all.

氢是所有化学元素中最轻的元素.

We must include this chemical element in the group.

我们必须使组里包括这种化学元素.

A chemical element is represented a symbol.

化学元素可用符号来表示.

The source was an eye witness, an Iraqi chemical engineer who supervised one of these facilities.

透露这一消息的是一位亲眼见过这些生产设施的伊拉克化学工程师,他负责管理其中的一处设施.

Quentin is a chemical engineer in the oil industry.

昆亭在石油业担任化学工程师.

Academic training: Industrial, Chemical Engineer or Senior Technician.

专业: 工业 、 化学工程师或高级技师.

The factory is to engage in chemical engineering machinery and equipment of professional production plant.

7公里处).本厂是从事化工机械设备的专业生产厂.

Further applications of charged membrane to the ocean chemical engineering are prospected, and suggestions are proposed.

在此基础上,进一步提出了荷电膜在海洋化工领域中的应用前景和一些建议.

The evolution of chemical engineering science and undergraduate chemical engineering curriculum has been introduced.

介绍了化学工程科学和化学工程本科教学课程体系的发展历程。

The procedure and content of acceptance check for chemical engineering construction project are introduced systematically.

介绍了数控机床验收的必要性,对验收过程和应注意的问题进行了阐述.

The chemical engineering is the primary industry of the national economy.

化工行业是国民经济的基础工业.

Filler absorbing tower is an important unit operation in chemical engineering.

填料吸收塔是化工过程常用的一种单元操作.

Major in chemical engineering or related.

主修化学工程或相关专业.

Molecular dynamics simulation plays an important role in chemical engineering and material science in recent years.

近年来分子动力学模拟飞速发展,在化工、材料等相关工业上发挥着重要作用.

Over 1 year chemical engineering or chemistry operation disciplines background. Above technical secondary school is required.

超过一年化学工业操作经验. 学历要求技术中专以上.

And put forward to resolve friendly problem in environment and chemical engineering industries keep on developping.

并提出解决环境友好问题以及化工产业的持续发展.

ChIN is a accessed navigating site of chemistiy and chemical engineering resources.

ChIN是引起国内外较广泛关注的化学化工信息资源导航网站.

Principle and Application of Green Chemistry and Chemical Engineering.

绿色化学化工原理及应用“,”