Keywords: chemical bond theory of complex crystals, covalency, ionicity, Mossbauer spectroscopy, hexagonal ferrite, superconductor, hardness.是什么意思_Keywords: chemical bond theory of complex crystals, covalency, ionicity, Mossbauer spectroscopy, hexagonal ferrite, superconductor, hardness.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句