The paper introduced the circumstances of open - hearth - furnace to converter in Angang.

文章介绍了鞍钢 平炉 改转炉的情况.

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They watched workers loading open - hearth furnace.

他们观看了工人给平炉加料.

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The process of coal tar steelmaking in special steel open hearth is described in this paper.

介绍了特钢平炉煤焦油炼钢工艺.

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By refining methods steels can be divided open - hearth furnace steel, converter steel, and electric furnace steel.

按冶炼方法,钢可分为 平炉 钢 、 转炉钢和电炉钢.

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She was standing far too near the open hearth and her nightdress caught fire.

她站的地方离壁炉太近,所以她的睡衣着火了.

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Oxygen converter can make not only all kinds of steel made in open - hearth - furnace, but also alloy - steel.

氧气转炉不但能炼所有的平炉钢种, 还能炼合金钢.

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