chemical refining process

常见例句

Chemical, smelting, refining, chemical process, such as corrosion resistance and waste treatment systems.
化學、冶鍊、鍊油等化工過程中的耐腐蝕及三廢処理系統。
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，我所服務的公司把我從瑞士派到智利，對冶鍊銅時使用的一種特殊化學原料進行市場調查。
The production technologies for multiple petrochemical raw materials were introduced with the theoretical mechanism explained by conversion of chemical structures in the refining process.
介紹了鍊油過程中多産石油化工原料的有關工藝技術，從化學結搆轉化角度闡明了理論依據。

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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