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化学需氧量
释义
海洋与水文词汇手册
化学需氧量
COD(chemical oxygen demand)
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chelate effect
chelate laser
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chelate(complex)
chelating agent
chelating agent
chelating agent
chelating agent
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chelating group
chelating ion-exchange resin
chelating ligand
chelating resin
chelation
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chelicera
chelicerate
chelidonium
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