1. Bio - degradation role of aerobiotic organic substance and relationships between biological degradation and dissolved oxygen were stated, which provided theoretical basis for waste water reatment.
本文论述了需氧有机物的生物降解作用以及与溶解氧平衡的关系，从而为污水治理提供理论依据。
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2. Bio - degradation role of aerobiotic organic substance and relationships between biological degradation and dissolved oxygen were stated, which provided theoretical basis for waste water reatment.
