It was showed that the addition of CeO2 to the Pt catalyst decreased its high temperature stability but with less effect on Pd Catalyst.是什么意思_It was showed that the addition of CeO2 to the Pt catalyst decreased its high temperature stability but with less effect on Pd Catalyst.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句