CuO catalyst and Cu-Zn-Al-0 catalyst were prepared with citric acid Sol-Gel method and characterized with XRD SEM, which could indicate the microstructure of the catalyst.

• 本文首次采用柠檬酸Sol-Gel法制备出了CuO催化剂、Cu-Zn-Al-O复合催化剂，并用XRD、SEM等手段对催化剂进行了表征，以确定制备工艺对催化剂微观结构的影响。