坩埚式感应炉酸性炉衬的高温性能，主要取决于所用耐火材料的物理、化学性能及矿物组成。

High temperature performance of acid lining of the induction crucible furnace mainly depends on the physical and chemical properties and mineral composition of used refractory.

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结果表明，酸性球团矿冶炼硅铁技术上可行，扩大了炉科来源，且对硅铁质量影响不大。

The result shows that smelting ferrosilicon with acid pellet is workable in technology, it makes the resources of raw material wider and has little effect on the quality of ferrosilicon.

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重点分析讨论了酸性气燃烧炉中的体积热强度、停留时间、酸性气燃烧器等问题。

The problems about the volume quantity of heat intensity and the stay time and sour gas burner are analysised and discussed.

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