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在高炉内冶炼钒钛磁铁矿石时,生铁的成分为0.189%Ti,0.165%Si,0.4205%V,0.30%Mn,0.155%P, 0.0569%S,4.24%C.熔渣成分为25.53%TiO2,24.89SiO2,25.98%, 7.60%MgO,15.00%Al2O3,0.27%V2O5,试计算熔渣中TiO2为碳还原的开始温度。γTiO2=0.6,炉缸压力2.4×105。
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