All the samples have been characterized by XRD, FT-IR, VSM to research the impact of the different divalent ion Mg2+, Ni2+ and Co2+ on the magnetism of the spinel ferrite.是什么意思_All the samples have been characterized by XRD, FT-IR, VSM to research the impact of the different divalent ion Mg2+, Ni2+ and Co2+ on the magnetism of the spinel ferrite.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句