马钢二铁厂对传统的炉腹冷却壁进行了改进，收到了预期效果。
Some improvements on the classical staves have been made by Maanshan Iron and Steel Co., and expected results have been obtained.
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.
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