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简述纸浆漂白用ClO2的各种制备工艺,比较各种工艺的反应物、副产品及投资成本、运行费用等,讨论选择ClO2制备方法时应该考虑的几个问题。
A brief description of various preparation processes of ClO2 for pulp bleaching is given. Some reactants, by-products, investment costs and operating costs of various processes are compared. Several problems that should be considered when selecting ClO2 preparation methods are discussed.