基本解釋[冶金工程技術]鐵礦石預還原英漢例句雙語例句The pre-reduction process of concentrated iron ore on a fluidized bed is studied in this paper.對鐵精礦流態(tài)化預還原過程進行了試驗。iron ore pre-reduction更多例句專業(yè)釋義冶金工程技術鐵礦石預還原