The attenuation of chemical oxygen demand (COD) in rivers during the icebound season was examined, and how the freezing action of ice-layer worked on the attenuation of COD was presented.
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摘要对冰封期河流中化学耗氧量(COD)削减问题进行了研究,提出冰层的冻结对COD的削减作用。
单词 The attenuation of chemical oxygen demand (COD) in rivers during the icebound season was examined, and how the freezing action of ice-layer worked on the attenuation of COD was presented. 的词典定义。@海词词典-最好的学习型词典
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