The lining structure with concentrated copper cooling plate-stave combined system for the large-scale blast furnace is the important guarantee of 18 ~ 20 campaign life.

大型高炉的密集式铜冷却板与冷却壁结合的炉衬结构是使高炉寿命达到18 ~ 20年的一项重要保证措施。

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The life campaign of the furnace top lining will be lasted by using mullite cast refractory with high strength and alumina and carrying out construction carefully and drying correctly.

阐述了加热炉炉顶耐火材料烧损机理，通过选择高强高铝莫来石浇注料作为炉衬，精心组织施工，科学烘炉达到了延长炉顶使用寿命的目的。

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The protection technology for converter lining by slag splashing is proved to be a effective way of prolonging converter campaign according to the results from the tests and analysis on slag sample.

通过对转炉溅渣护炉技术试验与渣样分析，结果表明，转炉溅渣护炉技术是提高转炉炉龄的有效手段。

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So unless the government can concoct a new image that accurately reflects the best of modern Britain, its rebranding campaign will achieve little more than lining the pockets of the advertising and public-relations industry.

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