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这种炼钢方法,设备简单,操作技术容易掌握,原料可就地取材,用低矽土生铁炼钢不需要加矽铁,值得推广。
This steelmaking method, equipment is simple, easy to master operating techniques, raw materials can be drawn locally, with low-silica steel pig iron does not need to add ferrosilicon, it is worth promoting.