Optimum techno1ogical conditions of preparing PAFC with pyrite tailings were obtained through researching the influence factors of A1_2O_3, Fe_2O_3 dissolving rate.

• 研究影响氧化铝、氧化铁溶出率的因素,得到用该硫铁尾矿制备聚合氯化铝铁的最佳条件。