第二步还原氧化钒，分离氧化钛，得到含钛低的钒铁合金。

First, the process of reducing FeO in the slag, separating metal iron and raising V and Fe ratio proceeded.

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首先是简短回顾化学热力学，接著是讨论酸碱、沉淀—溶解、配位和还原氧化反应。

It includes a brief review of chemical thermodynamics that is followed by discussion of acid-base, precipitation-dissolution, coordination, and reduction-oxidation reactions.

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磷钼酸具有良好的酸性和氧化还原活性，被广泛用作活性催化剂。

Phosphomolybdic acid is widely used as active catalyst owing to its acid and redox activity.

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And, we'll talk about fuel cells later in the semester when we do the unit on redox reactions and electrochemistry.

这学期我们随后会讨论燃料电池,当我们讲到,关于氧化还原反应和电化学单元时。

麻省理工公开课 - 固态化学导论课程节选

She needs to know this enzyme works by both acid base chemistry, and oxidation reduction.

她要知道酶催化，她需要知道这种酶,在酸碱环境下的反应和氧化还原反应。

麻省理工公开课 - 化学原理课程节选