“chemical oxygen demand”的概念、定义、翻译、参考文献-科学参考

单词	chemical oxygen demand
释义	chemical oxygen demand Encyclopedia 理学环境分析释 chemical oxygen demand；COD化学需氧量水样在一定条件下，以氧化1升水样中还原性物质所消耗的氧化剂的量为指标，折算成每升水样全部被氧化后，需要的氧的毫克数。以毫克/升表示。化学需氧量反映了水中受还原性物质污染的程度，也是有机物相对含量的综合指标之一。 Chemistry ＞分析化学＞化学分析＞释义 chemical oxygen demand (COD)化学需氧量 Biology chemical oxygen demandCOD化学耗氧量；化学需氧量
随便看	Tombs of Chu State at Guozhuang Tombs of Chu State at Xinyang Tombs of Chu State in Changsha Tombs of Eastern Jin and Southern Dynasties at Machang Tombs of Eastern Wu and Western Jin Period in Nanjing Tombs of Eastern Zhou Dynasty at Chengqiao Tombs of Feudatory King of Eastern Han Dynasty tombs of Gao Family at Jingxian Tombs of Han Dynasty around Chang'an City Tombs of Han Dynasty around Luoyang Tombs of Han Dynasty at Beiguan Tombs of Han Dynasty at Chaohu Tombs of Han Dynasty at Haiqu Tombs of Han Dynasty at Hejiayuan Tombs of Han Dynasty at Hepu Tombs of Han Dynasty at Huxishan Tombs of Han Dynasty at Laoguanshan Tombs of Han Dynasty at Sanjiaowei Tombs of Han Dynasty at Shangmashan Tombs of Han Dynasty at Shuangdun Tombs of Han Dynasty at Shuihudi Tombs of Han Dynasty at Yinqueshan Tombs of Han Dynasty at Yinwan Tombs of Han Dynasty in Western Yunnan tombs of Hun in Mongolia

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