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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. 本文通過(guò)對曝氣池需氧量及其分布規律的探討,運用傳氧理論提出了分段控制曝氣池溶解氧濃度的設計概念。
- Water quality - Determination of chemical oxygen demand (COD). 水質(zhì)。氧的化學(xué)消耗量的測定(重鉻酸鉀法)
- 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. 為了降低運行成本,采用小型動(dòng)態(tài)實(shí)驗,模擬曝氣池的運行條件,將石灰水代替純堿以中和水質(zhì)。
- 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. 對污泥活性的測定選取了好氧速率(OUR)和脫氫酶活性(DHA)兩項指標，結果表明：(1)兩地OUR值隨COD降解的變化規律一致，不同之處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)是水質(zhì)監測中最重要的指標之一。
- The other curve shown in Fig 1.5 corresponds to the biochemical oxygen demand (BOD). 圖1-5的另一曲線(xiàn)相當于生化需氧量（BOD）曲線(xiàn)。
- Biochemical oxygen demand - BOD: A measure of the amount of pollution by organic substances in water. 生化物需氧量(簡(jiǎn)寫(xiě)為 bod):一種衡量有機物在水中的污染量的標準。
- The biochemical oxygen demand (BOD 5) of 47 substituted benzenes were determined. 測定了 47種取代苯類(lèi)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). 淺談BOD_5的質(zhì)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. 用戶(hù)通過(guò)本專(zhuān)家系統可以迅速選擇到兼顧購買(mǎi)費用、使用費用、占地面積和處理效率等目標的曝氣器。
- 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，即有機物分解所需的氧這個(gè)單位進(jìn)行測量。
- 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. 所收集的數據用于檢討計劃下適用于各行業(yè)的基本化學(xué)需氧量。
- The comparing of pusher aeration basin and completely mingled basin 推流式與完全混合式曝氣池的比較
- Real-time monitoring of chemical oxygen demand in water and EW-2100 UV absorption water quality automatic on-line monitor. 水體化學(xué)需氧量實(shí)時(shí)在線(xiàn)監測與EW-2100紫外吸收水質(zhì)自動(dòng)在線(xiàn)監測儀
- Numerical simulation of gas-liquid two-phase flow in aeration basin 曝氣池中氣液兩相流數值模擬
- 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. 原污水的化學(xué)需氧量（COD）和5日生化需氧量（BOD5）高于污灌區稻田水；
- Improvement of Biochemical Oxygen Demand (BOD_5) Determination Method and Graphical Method of Handling BOD Test Results. 生化需氧量(BOD_5)測定方法的改進(jìn)和數據的圖解法處理
- The results showed that the removal efficiency of chemical oxygen demand (COD) and decoloration efficiency were above 95%. 結果表明，經(jīng)過(guò)該法處理后，廢水中的化學(xué)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;是環(huán)境監測與污水處理中評價(jià)水質(zhì)的一項重要指標.
- After the treatments, the amount of oxygen demands can reach: COD<65 mg/L. 處理后污水化學(xué)需氧量可以達到 :COD <6 5mg/L。
