Dissolved O₂ promoted the reoxidation of produced Mn(ii) to Mn(iii) and inhibited phenol oxidation on the δ-MnO₂ surface.

中文翻译：

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溶解O2对δ-MnO2氧化苯酚的影响

溶解的O ₂促进生成的Mn(二、) 至 Mn(三、）并抑制δ-MnO ₂表面上的苯酚氧化。