ferrochromium的例句（ferrochromium在句子中的用法）

• A method for the determination of micro amounts of vanadium in ferrochromium was presented. 用催化动力学示波极谱法测定铬铁中微量钒.
• Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched. 研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬.
• The modification effects of low - carbon ferrochromium and rare - earth ferrosilicon take second place. 低碳 铬铁和稀土硅铁的变质效果次之.