The results show that Gd2O2S : Eu, Mg, Ti phosphors possess hexagonal crystal structure, which is similar to that of Gd2O2S.是什么意思_The results show that Gd2O2S : Eu, Mg, Ti phosphors possess hexagonal crystal structure, which is similar to that of Gd2O2S.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句