Grain and silk forms of MnO2 coating on multi-walled carbon nanotubes were prepared by controlling reaction conditions of KMnO4 and MCNTs/HNO3.是什么意思_Grain and silk forms of MnO2 coating on multi-walled carbon nanotubes were prepared by controlling reaction conditions of KMnO4 and MCNTs/HNO3.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句