SnO_2 is a wide-band oxide semiconductor with a bandwidth of 3.6~4.0eV and a tetragonal rutile crystal structure.是什么意思_SnO_2 is a wide-band oxide semiconductor with a bandwidth of 3.6~4.0eV and a tetragonal rutile crystal structure.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句