基本解释[冶金工程技術]鉄鑛石預還原英汉例句雙語例句The pre-reduction process of concentrated iron ore on a fluidized bed is studied in this paper.對鉄精鑛流態化預還原過程進行了試騐。iron ore pre-reduction更多例句专业释义冶金工程技術鉄鑛石預還原