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- Studying the distribution of oxygen demand over the aeration tank a design concept of sectional control of the DO concentration was proposed on the basis of oxygen transfer in wastewater. 本文通过对曝气池需氧量及其分布规律的探讨,运用传氧理论提出了分段控制曝气池溶解氧浓度的设计概念。
- Water quality - Determination of chemical oxygen demand (COD). 水质。氧的化学消耗量的测定(重铬酸钾法)
- In order to reduce the operation cost,a small dynamic test was done with the simulation of the operation conditions of the aeration basin,and calcined soda is being replaced by limewater. 为了降低运行成本,采用小型动态实验,模拟曝气池的运行条件,将石灰水代替纯碱以中和水质。
- Comparative results of active characters:(1) Oxygen Uptake Rate(OUR): the change rules of OUR in two aeration basins are alike, but the active condition in Xindu is better than that in Lhasa. 对污泥活性的测定选取了好氧速率(OUR)和脱氢酶活性(DHA)两项指标，结果表明：(1)两地OUR值随COD降解的变化规律一致，不同之处在于新啤污泥的活性好于拉啤。
- Biochemical oxygen demand(BOD)is one of the most important indexes in water monitoring. 生化需氧量(BOD)是水质监测中最重要的指标之一。
- The other curve shown in Fig 1.5 corresponds to the biochemical oxygen demand (BOD). 图1-5的另一曲线相当于生化需氧量（BOD）曲线。
- Biochemical oxygen demand - BOD: A measure of the amount of pollution by organic substances in water. 生化物需氧量(简写为 bod):一种衡量有机物在水中的污染量的标准。
- The biochemical oxygen demand (BOD 5) of 47 substituted benzenes were determined. 测定了 47种取代苯类化合物在松花江水中的 5日生化需氧量 (BOD5) .
- A Preliminary Study on the Quality Control about Determinations of Biochemical Oxygen Demand after 5 Days (BOD 5). 浅谈BOD_5的质量控制
- Through applying the expert system, users may find aerators that achieve comprehensive optimization simultaneously with respect to those targets of the purchase fee, the operation fee, the area of aeration basin, as well as the treatment efficiency. 用户通过本专家系统可以迅速选择到兼顾购买费用、使用费用、占地面积和处理效率等目标的曝气器。
- They are commonly measured in units of biochemical oxygen demand (BOD), or the amount of oxygen needed to decompose them. 常常使用生化需氧量，即有机物分解所需的氧这个单位进行测量。
- Data collected in the survey was used to review the generic chemical oxygen demand (COD) values of trades subject to the Trade Effluent Surcharge (TES) scheme. 所收集的数据用于检讨计划下适用于各行业的基本化学需氧量。
- The comparing of pusher aeration basin and completely mingled basin 推流式与完全混合式曝气池的比较
- Real-time monitoring of chemical oxygen demand in water and EW-2100 UV absorption water quality automatic on-line monitor. 水体化学需氧量实时在线监测与EW-2100紫外吸收水质自动在线监测仪
- Numerical simulation of gas-liquid two-phase flow in aeration basin 曝气池中气液两相流数值模拟
- The chemical oxygen demand(COD)and thebiochemical oxygen demand in 5 days(BOD5)of prime sewage were more than paddy field wa-ter in SIA. 原污水的化学需氧量（COD）和5日生化需氧量（BOD5）高于污灌区稻田水；
- Improvement of Biochemical Oxygen Demand (BOD_5) Determination Method and Graphical Method of Handling BOD Test Results. 生化需氧量(BOD_5)测定方法的改进和数据的图解法处理
- The results showed that the removal efficiency of chemical oxygen demand (COD) and decoloration efficiency were above 95%. 结果表明，经过该法处理后，废水中的化学需氧量（Chemical Oxygen Demand ，COD） 和色度的去除率都在95 %25 以上。
- BOD(biochemical oxygen demand)is an important index to eva-luate the quality of water in environmental monitoring and sewage treatment. BOD;即生化需氧量;是环境监测与污水处理中评价水质的一项重要指标.
- After the treatments, the amount of oxygen demands can reach: COD<65 mg/L. 处理后污水化学需氧量可以达到 :COD <6 5mg/L。
