以下为句子列表：
英文: The results have shown that the concentrated stress area exist in the lining of the hearth and bottom with different firebrick which should be one of the reason eroded the hearth and bottom of the blast furnace.
中文: 计算结果表明：在用具有不同的导热性能和力学性能的耐火材料砌筑的炉缸内存在著应力集中现象，这是导致高炉炉缸破损的主要原因之一。
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英文: This paper discusses how to improve expand section's lining of heavy-calibre and high-tempreture, the steel-fibre lining is improved to be the lining of firebrick and fireproof material, to avoide the lining drop and meet the needs of production.
中文: 摘要阐述了如何将大口径高温膨胀节衬里由钢纤维双层衬里改为耐火砖加耐火浇注料结构，避免了衬里脱落，满足了生产需要。
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