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评述了铁水预脱硫和钢水深脱硫技术及发展，并分析了各种脱硫剂、脱硫工艺，提出了提高脱硫效率的措施。
Described the hot metal desulfurization and deep desulfurization technology and development of molten steel, and analyzed various desulfurizer, desulfurization process, put forward measures to improve the desulfurization efficiency.