Furthermore,the Langmuir-Hinshewood(L H) model can be employed to describe the degradation reaction,which suggests that the surface reaction rather than adsorption is the rate-determining step in this photo-catalytic degradation.

• 表面反应而非吸附是这个光催化反应的速度决定步骤；即该反应符合Langmuir-Hinshewood(L-H)机理.