To take away the refining part of the steel making cycle off an electric arc furnace, which is discussed elsewhere, is an excellent start.

把炼钢周期中的精炼阶段从电弧炉中移走（这个问题将在别处加以讨论），是一个良好的开端。

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Metal thread feeding machine is one of the refining equipment outside the steel-making furnace, which is quite important to improve steel-making quality.

喂丝机是炉外精炼设备之一，它对提高钢的质量具有十分重要的意义。

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The structure and function of LF furnace are introduced, The suitable steel grades and cost for LF refining furnace are emphasized in this paper.

从电弧炉与LF炉的匹配角度简要介绍了LF炉结构及其功效，着重分析了适宜LF炉精炼的钢种以及LF炉精炼成本。

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