1)COD concentrationCOD浓度
1.According to different doses of disinfectant NaCIO,Influence of COD concentration to water disinfection effect,relationship of disinfection time and disinfection effect were studied.研究了消毒剂NaCIO用量的不同,COD浓度对水的消毒效果的影响,以及消毒时间与消毒效果的关系。
英文短句/例句
1.Study on the Correlations between COD in the Water Body of Point of Hei River and Heavy Polluted Source;黑河水体COD浓度与重点污染源相关性研究
2.Analysis of Change Regularities of COD of Inlet and Outlet of Wastewater Treatment Plant城镇污水处理厂进、出水COD浓度变化规律分析
3.Decolorization and COD reduction of paper industrial effluent using electrocoagulation电凝聚降低造纸工业废水的COD浓度并脱色
4.Influence of different influent flowrate ratios and COD concentration on carbon and nitrogen removal in integral processCOD浓度和进水流量比对一体化工艺脱氮除碳的影响
5.Effects of COD on activated sludge anaerobic fermentation system for hydrogen production乙醇型发酵法生物制氢中COD浓度变化对发酵厌氧活性污泥产氢系统的影响
6.Study on the Treatment of High Concentration COD Pesticide Wastewater by Electrically Assisted Photocatalysis Method;电助光催化处理高浓度COD农药废水的研究
7.Determination of Low Concentration of COD in Water by Improved Fast Confined Catalytic Digestions Spectrophotometry改进的快速密闭催化消解光度法测定水中低浓度COD
8.Relations of the Substrate Concentration to the COD and pH in the ANAMMOX Process厌氧氨氧化过程中COD及pH与基质浓度之间的关系
9.Commercial Biogas Technology Advances Deriving from High-concentration Organic Liquid Waste COD Treatment高浓度有机废液COD处理获取产业化沼气技术开发进展
10.COD is defined as a measure of the oxygen equivalent of the organic matter content of a sample that is susceptible to oxidation by a strong chemical oxidant.COD定义为样本有机物含量的氧气当量的测量标准，该样本对高浓度的氧化物很敏感。
11.Effect of Basicity,Ammonia-N and COD on Independent Nitrification碱度、氨氮负荷和COD对独立硝化的影响
12.Fast determination of COD by spectrophotometric and multivariate calibration methods多元校正分光光度法快速测定COD
13.Research on determination of COD with silver-free catalyst by spectrophometry无银催化-分光光度法测定COD的研究
14.Rapid Determination of COD by NOVA60 SpectrophotometerNOVA60分光光度计快速测定COD
15.Spectrometric Determination of COD by Microwave Atmospheric Digestion;常压微波消解分光光度法测定COD的研究
16.The Removal of COD of Different Depth in the System of Constructed Sloping Lands;人工坡地不同深度COD去除率的变化研究
17.Leachate COD Determination by Double Wavelenghs Ultraviolet Spectrophomety双波长紫外分光光度法测定渗滤液COD的研究
18.Removal of COD and colority from coking wastewater by microwave-Fenton reagent微波-Fenton试剂法去除焦化废水中COD和色度的研究
相关短句/例句
low strength COD低浓度COD
1.The start-up of expanded granular sludge bed reactor with low strength COD;结果表明,上升流速、絮凝剂和污泥类型对颗粒污泥的形成有影响;接种好氧活性污泥在低浓度COD下,合理控制负荷速率能成功启动EGSB反应器。
3)high concentrated COD高浓度COD
4)inlet COD concentration进水COD浓度
1.The effect of DO concentration and inlet COD concentration on the nitrogen removal efficiency in porous biological particle fluidized bed nitrification and denitrification(SND) is studied.0 mg/L左右;在进水COD浓度为400 mg/L~700 mg/L范围内,保持较好脱氮率的最佳有机物浓度为600 mg/L左右,降低或提高有机物浓度时总脱氮率均下降。
5)limited value of COD emission concentrationCOD浓度限值
6)dynamic change of COD concentrationCOD浓度动态变化
延伸阅读
COD分子式：CAS号：性质：简称COD，指用氧化剂氧化水中的需氧污染物质时所消耗的氧量，是表示水中需氧的污染物质含量的重要综合指标。该值越高，说明水中的需氧物质越多，污染程度越大。化学需氧量与生化需氧量的区别在于：后者是通过生物化学作用进行氧化，有机物等被氧化分解的速度较慢；而前者是通过氧化剂进行化学氧化，速度较快，用较短时间即可得到检测数据。化学需氧量用10-6或mg/L表示。我国工业废水排放标准规定，在工厂排出口的废水中，化学需氧量(重铬酸钾法)最高容许浓度为100mg/L。
