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- 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)
- 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
- 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。
- 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
- 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。
- miniature positive pressure demand regulator 微型肺式加壓供氧調節器
- 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。
- Biochemical oxygen demand, BOD is necessary for water quality evaluation. It is an important index in measuring organic materials pollution. 生物化學(xué)需氧量BOD是水質(zhì)評價(jià)的必測項目,是衡量有機物對水質(zhì)污染的重要質(zhì)量指標。
- With the instance of chemical oxygen demand concentration of Osaka Bay in Japan, a nice effect of the application of this method is presented. 以日本大阪灣的COD濃度為例 ;取得了良好的擬合及預測效果 ;從而具有廣泛的應用前景 .
- Total organic carbon (TOC) and chemical oxygen demand (COD) and biological oxygen demand (BOD5) are commonly used to show organic polutant water. 在水質(zhì)監測中通常應用TOC、COD、BOD_5間接反映水體受到有機物污染的程度。
- Oxygen demand for iron and manganese removal in biofilter was discussed by means of theoretical calculation and experiment. 從理論計算和試驗兩方面探討了生物除鐵除錳濾池中的曝氣溶氧問(wèn)題。
- The effect of chemical oxygen demand (COD) and hardness of wastewater on removal efficiency of ammonia using cation-exchange resin was analysed. 研究表明,在對煉油污水進(jìn)行深度處理時(shí),污水的COD、硬度嚴重影響樹(shù)脂對氨、氮的吸附。
