basic open-hearth

常见例句

Most of the steel for line pipe is made by open-hearth, electric furnace, and basic-oxygen processes.
大部分建管道用管子的钢材由平炉、电炉和碱性顶吹转炉生产。
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Experiments were carried out with a view to ascertaining the most suitabledeoxidation process for basic open-hearth smelting of rail-steel in Anshan works.
本文结合生产，对鞍钢大型碱性平炉冶炼重轨钢的脱氧问题进行了试验。
The tube bloom made by this method has given out the same physical and chemical test results as that made by basic open-hearth furnace +vacuum degassing process+ESR process.
采用碱性平炉+ESR（电渣重熔）法生产高强韧管坯，能完全满足管坯的各项技术要求，各项理化检测结果与采用碱性平炉+真空除气+ESR法生产的同类管坯水平基本相当。