Nano-particulate Ce0.8Pr0.2Oy composite oxides were prepared by modified as well as conventional citrate precursor technique. These samples were characterized by XRD, TG-DSC, Raman spectroscopy and BET.是什么意思_Nano-particulate Ce0.8Pr0.2Oy composite oxides were prepared by modified as well as conventional citrate precursor technique. These samples were characterized by XRD, TG-DSC, Raman spectroscopy and BET.在线翻译_英语_读音_用法_例句