chemical refining process

常见例句

Chemical, smelting, refining, chemical process, such as corrosion resistance and waste treatment systems.
化学、冶炼、炼油等化工过程中的耐腐蚀及三废处理系统。
In June 1999, the company I worked for transferred me from Switzerland to Chile to conduct a survey of the Chilean market for a particular chemical used in the copper refining process.
在1999年6月，我所服务的公司把我从瑞士派到智利，对冶炼铜时使用的一种特殊化学原料进行市场调查。
The production technologies for multiple petrochemical raw materials were introduced with the theoretical mechanism explained by conversion of chemical structures in the refining process.
介绍了炼油过程中多产石油化工原料的有关工艺技术，从化学结构转化角度阐明了理论依据。

Armed with a degree in chemical engineering, Fred invented a more efficient process for refining oil and built a prosperous company that Charles took over in the 1960s.
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