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。
The results showed that the Oenanthe javanica could reduce P, N, COD value in large amount. It could obvious improve quality of wastewater.
结果表明，水芹菜对污水中的N、P、COD具有明显的去除效果，能明显改善污水水质。
The difference (at) between the CL intensity for distilled water and that for sample water was proportional to the COD value of water sample.
之间的发光强度为蒸馏水而这种差距的水样(上)是成正比的水样COD值。
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。
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。
The photocatalysis activity of composite catalyst prepared at different calcining temperature and holding time was investigated through the determination of COD value in wastewater.
通过测定废水降解过程中的COD值，研究了不同煅烧温度及保温时间下制取的复合催化剂的光催化活性。
The dyeing and finishing wastewater with the character of great change in quality and quantity, high- concentration organic contaminants, low BOD/COD value, high chroma is degraded difficultly.
印染废水是一种水质水量变化大、有机物含量高，可生化性差，COD高，色度高的难降解废水。
The total number of fishermen has dropped to about 13,000, down from 15,000 when cod was at its peak in 1987, and the value of shipments is higher than before.
渔民总数从鳕鱼兴盛时期的1987年的15,000人下降到现在的大约13,000人，但鱼货的价值比以前高。
The total number of fishermen has dropped to about 13, 000, down from 15, 000 when cod was at its peak in 1987, and the value of shipments is higher than before.
渔民总数从鳕鱼兴盛时期的1987年的15,000人下降到现在的大约13,000人，但鱼货的价值比以前高。
The value of TOC and COD in surface water, municipal sewage and industrial sewage in different regions is measured, and the results is analyzed by linear regression statistics.
针对不同地区的地表水、生活污水和工业废水的TOC和COD进行了测试，对测定值进行线性回归分析。
The analytic results show that the main affecting factors on the ammonia and nitrogen removal are temperature, the ratio of COD to nitrogen in influent and PH value etc.
对运行结果的分析表明：氨氮的去除率主要受温度、进水COD/氨氮比率、pH值等因素的影响。
The rule of antibiotic retention rate is similar with COD, but the value is different.
抗生素截留率的变化规律基本与COD的去除率相同，但数值不同。
The rule of antibiotic retention rate is similar with COD, but the value is different.
抗生素截留率的变化规律基本与COD的去除率相同，但数值不同。
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