中文摘要：

目的对TiO2吸附O2，H2O以及有机物的机制进行了详细的研究和分析。方法利用模型推断与实证分析相结合的方法。结果得到了TiO2的表面性质以及用作光催化剂处理有机废水中的反应机理。结论TiO2催化荆表面性质、吸附物的种类是影响吸附过程的主要因素。

英文摘要：

Aim To study and analyze the adsorption processes of O2, H2O and polluting organic on the surfaces of TiO2 photocatalyst. Methods Combining model deduction and experimental analysis. Results The properties of TiO2 and photocatalytic reaction mechanisms were obtained. Conclusion The properties of TiO2 and the adsorption substances are the main factors of influencing the adsorptive processes.