“direct-reduction ironmaking”的概念、定义、翻译、参考文献-科学参考

单词	direct-reduction ironmaking
释义	direct-reduction ironmaking Encyclopedia 工学直接还原炼铁法释 direct-reduction ironmaking直接还原炼铁用气体、液体或固体还原剂在低于矿石软化温度下，将铁矿石还原成金属铁的非焦炼铁工艺。其产品称直接还原铁，是生产优质钢和洁净钢的理想原料。直接还原铁有大量微气孔，在显微镜下观察形似海绵，所以也称为海绵铁。用球团矿制成的海绵铁也称为金属化球团。
随便看	Pearl vortex pear powdery mildew pear rust pear scab pear-shaped curve pear-shaped curve of zero velocity pear-shaped Earth pear-shaped vase with a flared lip Pearson Pearson coefficient Pearson coefficient of correlation Pearson coefficient of skewness Pearson correlation Pearson correlation coefficient Pearson criterion Pearson-Cunningham function Pearson curve Pearson differential equation Pearson distribution Pearson function Pearson kurtosis Pearson method Pearson mode skewness Pearson PLC Pearson product-moment correlation coefficient

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