Methods to inject oxygen and solid materials into EAF,i.e. hand lance,lance manipulator,bottom blowing and water cooled lance,are compared.是什么意思_Methods to inject oxygen and solid materials into EAF,i.e. hand lance,lance manipulator,bottom blowing and water cooled lance,are compared.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句