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炉外精炼 [lú wài jīng liàn]
external refining
- 本文阐述了RH—KTB法炉外精炼新技术的发展、冶金原理及其优越性。
This paper described the development, metallurgical principle and superiority of RH-KTB, a new secondary refining technique. - 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。
Metal thread feeding machine is one of the refining equipment outside the steel-making furnace, which is quite important to improve steel-making quality. - 钢水炉外精炼是高技术含量新产品的质量保证基础，是现代炼钢生产流程与产品高质量水平的标志。
The second refining is the basic of advanced technology produced quality steel, and it is sign of modern iron and steel process and high production quality steel.
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