The physico-chemical properties of a series of Pt-Re/Al2O3 catalysts with the same composition prepared by different methods have been characterized by means of TPR, H2 chemisorption, TPD, TEM and DRS.

• 采用TPR,H_2化学吸附,TPD,TEM和DRS等方法对一组组成相同制法不同的Pt-Re/Al_2O_3催化剂进行了表征。