您要查找的是不是:
- 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)
- 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。
- 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
- 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;
- 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。
- With the instance of chemical oxygen demand concentration of Osaka Bay in Japan, a nice effect of the application of this method is presented. 以日本大阪湾的COD浓度为例 ;取得了良好的拟合及预测效果 ;从而具有广泛的应用前景 .
- Total organic carbon (TOC) and chemical oxygen demand (COD) and biological oxygen demand (BOD5) are commonly used to show organic polutant water. 在水质监测中通常应用TOC、COD、BOD_5间接反映水体受到有机物污染的程度。
- 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,在对炼油污水进行深度处理时,污水的COD、硬度严重影响树脂对氨、氮的吸附。
- The so-called chemical oxygen demand (COD), is under certain conditions, a strong oxidizer used for water treatment, the amount of capacity. 所谓化学需氧量(COD),是在一定的条件下,采用一定的强氧化剂处理水样时,所消耗的氧化剂量。
- The purpose of studying the correlation of total organic carbon (TOC) with permanganate index and chemical oxygen demand (COD) has been stated. 叙述了研究总有机碳与高锰酸盐指数及化学需氧量相关关系的目的。
- After the sewage is defecated by the resin,the sorption efficiency of Chemical Oxygen Demand (COD) and Biologics Oxygen Demand (BOD5) reach 70.15% and 77.66%,respectively. 树脂在甲苯蒸汽环境中,3h后增重31.;2%25; 污水经树脂处理后化学需氧量(COD)、生化需氧量(BOD5)的吸除效率分别达70
- By 2005, China will be integrated environment-water pollution, and through engineering measures for the chemical oxygen demand and ammoniac nitrogen emissions reduced by 10%. 到2005年,中国将对受到污染的水环境进行综合整治,并通过工程措施使化学需氧量和氨氮的排放总量削减10%25。
- This paper discusses in detail that coulometry quickly measures chemical oxygen demand of low polluted domestic sewage of the school and high polluted industrial sewage. 本文详细论述了库仑法快速测定低污染的校区生活污水和高污染的工业污水中的化学耗氧量。
- The results showed that magnesium hydroxide had good effect for decoloring and suspended substance removal,meanwhile,removal rate of chemical oxygen demand was also quite high. 研究结果表明,氢氧化镁在印染废水的处理过程中,具有良好的脱色效果和悬浮物的去除效果,对化学需氧量的去除率也相当高。
- The former is specified as injurant cycanuric, 6 chromium, mercury and cadmium, etc 24, biochemical oxygen demand (BOD), chemical oxygen demand (COD), iron, Tin 16. 对前者指定的有害物为氰、6价铬、汞、镉等24项,对后者为生化需氧量(BOD)、化学需氧量(COD)、铁、锡等16项。
- The energy consumption, water consumption, as well as chemical oxygen demand and sulfur dioxide emissions per 10-thousand-yuan GDP have been decreasing year by year. 万元地区生产总值能耗、水耗以及化学需氧量、二氧化硫排放量逐年下降,节能减排走在全国前列。
- Results showed that: the total removal rates were 40%-50% for the total nitrogen(TN),chemical oxygen demand(COD) and biochemical oxygen demand(BOD_5),60%-70% for total phosphorus(TP) and above 90% for NH_4-N. 结果表明该湿地对总氮(TN)、化学需氧量(COD)、生化需氧量(BOD5)的总去除率在40%25~50%25之间;总磷(TP)的去除率在60%25~70%25之间;氨氮(NH4-N)的去除率达90%25以上.
- The development status of automatic on-line chemical oxygen demand(COD) analyzer are reviewed, including principle of the method, main kinds, main specifications and main instrument types. 对水质化学需氧量 ( COD)在线自动分析仪的方法原理、主要类型、主要技术性能以及主要仪器型号等发展现状进行了评述
- An experiment was made on the pharmaceutical wastewater treatment with the contact oxidation process by adding effective microorganisms(EM) to remove the chemical oxygen demand(COD). 应用生物接触氧化法投加有效微生物菌群(EM)对制药废水中化学需氧量的去除效果进行试验研究和分析。
- Planning the province reported 15 chemical oxygen demand (COD) emissions reduction projects and 25 sulfur dioxide (SO2) emission reduction projects completed and put into operation. 规划上报省的15个化学需氧量(COD)减排工程和25个二氧化硫(SO2)减排工程全部建成并投入运行。