对过程参数进行了分析，提出了冶炼工艺优化目标并确定了优化设定值。
Analyzed to the process parameters of EAF, We propose the smelting optimizing goal and determine the optimization setting value.
研究了冶炼工艺对钢力学性能的影响，特别是对钻铤用钢冲击性能的影响。
The effect of different steelmaking processes on mechanical properties of steel, especially on impact toughness of steel for drill color has been studied.
分析了宣钢炼铁厂H 08 A的冶炼工艺，对其存在的问题提出了改进措施。
The smelting technology of H08A welding rod steel is analyzed, some measures against the problems existing proposed.
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