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炉料按粒度分级冶炼的实践——炉料分级对冶炼强度的影响——炉料分级的制度——分级冶炼对焦化的影响——高炉分级冶炼的展望
Burning Furnace Grades Smelting Practice - Effect of Burden Grading on Smelting Strength - Burden Classification - Effect of Graded Smelting on Coking - Prospect of Blast Furnace Smelting