The type and the component of three way catalysts (TWC), the role of rare earth elements in TWC, the application prospect of rare earth containing TWC and their market potential were presented.是什么意思_The type and the component of three way catalysts (TWC), the role of rare earth elements in TWC, the application prospect of rare earth containing TWC and their market potential were presented.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句