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一、前言彦岛冶炼厂于1948年开始用氧化锌脱硫的中间试验,1950年建设烟气处理设备,于1952年9月开始操作。以后经过几次改进,1968年
I. Preface The Yanjiao Smelter started an intermediate test of desulfurization with zinc oxide in 1948 and built flue gas treatment equipment in 1950 and started operation in September 1952. After several improvements later, 1968