电极调节是电弧炉炼钢中的关键技术。
Electrode automatic control is a key technique in arc furnace steel making.
近几年来， 电弧炉炼钢生产率有较大的提高。
The electric arc furnace steel-making productivity has gained rapid progress in the recent years.
电弧炉炼钢是用来生产特殊钢和高合金钢的主要方法。
The electric arc furnace (EAF) steelmaking is the main method used to produce special steel and alloy steel.
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