The article deals with the BESA phosphoric acid process by wet purification.

着重介绍了BESA湿法磷酸的净化工艺。

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The roasting and leaching behavior of spodumene in sulphuric acid process was investigated.

采用硫酸法对锂辉石焙烧浸出工艺进行了研究。

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Present a kind of application of recursive identification and adaptive control to sulfuric acid process.

论述了硫酸生产过程的递推辩识与自适应控制的一种应用。

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But this process also released large amounts of deadly hydrochloric acid gas.

VOA: special.2011.03.09

In no time at all, that activity creates acid and that starts the whole disease process.

CNN: Baby's teeth: What you should know

The 300, 000 litres (66, 000 gallons) of water that the firemen poured on the blaze helped to flush out the acid that had been used in the original papermaking process and which had previously been destroying the books.

ECONOMIST: The Duchess Anna Amalia library

But, in older animals - and, it is believed, humans - the amino acid stimulus prompting synthesis is less effective, and the process slows down.

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