在炉身下部其气化条件促使焦炭深部蚀损加剧，导致焦炭的恶化。
In lower part of furnace shaft, the condition of coke gasification biases increasingly towards IEand leads to deterioration of coke.
在炉腹、炉腰和护身下部区域，采用了软水密闭循环冷却系统、第3代新型冷却壁和组合薄炉衬技术。
Closed loop soft water cooling system, 3rd generation new type cooling stave and thinner-synthetic lining have been used in bosh, belly and lower stack.
赛隆结合碳化硅砖具有优质的抗氧化和抗碱侵蚀性，主要用于炼铁高炉的路身下部、炉腰和炉腹等部位。
Sialon bonded silicon carbide bricks, characterized by good resistance to oxidation and alkali corrosion, are mainly used on the underside, belly and bosh of blast furnace.
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