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近年来,安钢通过对450m3高炉喷煤系统建设中进行技术优化设计,将喷煤比提高到170kg/t.Fe左右,降低了炼铁生产成本,取得明显效果。
In recent years, Angang through 450m3 blast furnace coal injection system in the construction of the technical optimization design, the PCI ratio increased to about 170kg / t.Fe, reducing the cost of iron production, and achieved remarkable results.