There is a fine linear correlation relation between the COD value and the turbidity in the roof and campus road runoff.

屋面及校园道路径流中的COD值与浊度之间存在很好的直线相关关系。

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Because of the large quantity and high COD value, the black liquor of paper making industry is an important source of environmental pollution.

造纸黑液由于量大、COD高，是造纸废水中的主要污染源，未经处理的黑液对环境会产生极大的危害。

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This has certified that the method of sealing-off Catalytic decomposition in COD Value test has its adaptability in different lines and areas in Qiqihar district.

实验证明COD密封催化消解法在不同行业与区域的废水测定中具有很好的适用性。

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People are buying cod, which is a high value fish, and actually they are getting a low value fish.

BBC: 'Cod fraud' uncovered by BBC NI food sample tests

They are taken by professionals, executives and managers like cod liver oil, necessary, distasteful and of questionable value.

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