提出了光催化氧化法与电化学的结合——电化学辅助光催化氧化技术，它是一项新型的污水处理技术。

It is pointed out that the combination of photocatalytic oxidation and electrochemistry—the technique of electrochemically assisted photocatalysis is a new wastewater treatment technique.

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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