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简要介绍早期预处理技术及其发展,闪急混合工艺的出现,并由此延伸出的预絮聚工艺流程,以及预絮聚技术发展的趋势。
A brief introduction of early pretreatment technology and its development, the emergence of flashover hybrid technology, and the resulting extension of the pre-flocculation process, as well as pre-flocculation technology trends.