Electronic structure analysis shows that the doping S could substantially lower the band gap of TiO_2 by the presence of an impurity state of S3p on the upper edge of valence band.是什么意思_Electronic structure analysis shows that the doping S could substantially lower the band gap of TiO_2 by the presence of an impurity state of S3p on the upper edge of valence band.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句