英语词汇chemical oxygen demand怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

　

单词	chemical oxygen demand
释义	Definition of chemical oxygen demand in English: chemical oxygen demand noun Ecology The amount of oxygen required to oxidize fully the organic compounds contained in a volume of water, used as measure of water quality; abbreviated COD. Origin 1930s; earliest use found in The Lancet. Definition of chemical oxygen demand in US English: chemical oxygen demand noun Ecology The amount of oxygen required to oxidize fully the organic compounds contained in a volume of water, used as measure of water quality; abbreviated COD. Origin 1930s; earliest use found in The Lancet.
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更新时间：2024/11/11 5:33:49