查询词典 wastewater

The MBF10 showed a good perfermance when used for the treatment of some kinds of wastewater, such as beer wastewater, hoggery wastewater, demestic wastewater, blue ink wastewater and etc.

研究还对MBF10进行了提纯，并用化学和生物的方法对微生物絮凝剂的成分进行了分析和鉴定。

This study on adsorb resin for wastewater treatment and its application were discussed in the paper,example treating of hydroxybenzene wastewater,acid wastewater and sulfanilamide wastewater.

介绍了吸附树脂在废水处理（重点介绍处理含酚废水、含酸废水、含磺胺废水）中的应用。

In order to find out the effect of thermophilic biological treatment on the wastewater in dairy farm and milk processing plant,a thermophilic bacterium and a common wastewater-treating bacterium were combined to aerobically decompose the wastewater in a series of tanks,and the COD indices of the wastewater were detected after aeration.

为了解热生物处理法在奶牛场与牛奶加工厂废水处理中的应用效果，通过利用在高温条件下发挥高效率的嗜热微生物与常温下具有活性的微生物组合，在相应的容器内进行曝气降解，对水质COD指标进行检测。

In order to find out the effect ofthermophilic biological treatment on the wastewater in dairy farm and milk processing plant,a thermophilic bacterium and a common wastewater-treating bacterium were combined to aerobically decompose the wastewater in a series of tanks,and the COD indices of the wastewater were detected after aeration.

为了解热生物处理法在奶牛场与牛奶加工厂废水处理中的应用效果，通过利用在高温条件下发挥高效率的嗜热微生物与常温下具有活性的微生物组合，在相应的容器内进行曝气降解，对水质 COD 指标进行检测。

Through researching the mechanism of biological nitrification and denitrification and actual project application of the technology and related literature materials, the obtained results are as follows:(1) Anoxybiosis is effective to the removal of COD; after the anoxic process, BOD/COD of the outflow increases, it shows that the degradation ability of wastewater is improved; anoxybiosis is insensitive when shock loading of inflow wastewater varies greatly;(2) It is demonstrated by the operation of inoculation and cultivating that biofilm takes two weeks to succeed in cultivating on packings and the removal ratios of NH3-N and COD get 50% and 70% respectively, when gas-water ratio is 6:1, HRT is 7.3 hour, water temperature is above 15°C;(3) It is demonstrated that gas-water ratio, hydraulic loading, HRT, temperature, pH etc are important factors which influence the removal effect of pollutants, when the gas-water ratio is 6:1, hydraulic loading is about 0.38kgNH3-N/m~3.d, water temperature ranges from 15°C to 27°C, pH ranges from 7.5 to 8.0, the BIOFOR removal effect of pollutants is the best;(4) The operation indicated that, this technology has strong ability of nitrification and denitrification; it has extremely vital significance for reducing the water body eutrophication;(5) It is confirmed the feasibility and the usability of preanoxic-BIOFOR process to treat L-lactic acid production wastewater. The experiment indicated that the treatment effect of this technology is very good and also shows that the technology has many advantages, such as small volume, high treatment efficiency, good effluent quality and strong endurance to load variation, this technology is a new and economical wastewater treatment process.

通过对生物脱氮机理的研究和该组合技术的实际工程应用，并结合有关文献资料，取得如下结论：(1)预缺氧池对L-乳酸生产废水中的COD去除具有一定的效果；废水中难降解的高分子物质经过缺氧工段分解为易于氧化降解的物质，浮状有机物在水解菌的作用下，将不溶性有机物水解为溶解性物质；预缺氧池具有较强的抗冲击负荷能力；(2)BIOFOR接种挂膜过程表明：HRT为7.3h、气水比为6：1、水温保持在15℃以上，经过半个月生物膜即以形成，NH_3-N和COD的去除率分别达到50％和70％左右；(3)研究表明：气水比、水力负荷、HRT、温度、pH等是影响污染物去除效率的重要因素，在气水比为6：1，NH_3-N容积负荷为0.38kgNH_3-N／m~3·d，温度在15℃-27℃，pH在7.5-8.0之间的条件下，BIOFOR对污染物的去除效率达到最佳；(4)运行表明，该组合技术具有较强的脱氮能力，对于减少水体富营养化具有十分重要的意义；(5)经过半年多实际工程的现场调试与运行，验证了利用预缺氧—BIOFOR组合工艺处理L—乳酸生产废水的可行性和实用性，得出该组合技术具有占地面积小，处理效果好，运行费用省，耐冲击负荷能力强等优点，是一项新型、经济的污水处理技术。

The forecasted total wastewater volume in 2020 is 28 104 m3/d . It is put forward that a classification treatment mode is used to realize integration of centralized and decentralized treatment. The construction of four centralized wastewater treatment plants named Baozhen, Xinhe, Chengqiao and Changxing is proposed. For the wastewater from other towns and centralized residential areas, the small decentralized ecological treatment modes such as constructed wetlands are used. The courtyard treatment mode is used for the wastewater from the rural arear.

预测三岛地区至2020年的污水总量约为为28 104m3/d ；提出采用&分级治理&的模式，以真正实现污水集中与分散处理相结合的方式；建议崇明三岛建设堡镇、新河、城桥、长兴等4座集中式污水处理厂，其余城镇和集中居住区的污水采用人工湿地等小型生态化治理方式分散处理，广大农村地区的污水则推广庭院式治理方式。

There are some midst matters in wastewater, for removal of these matters the electrolyze time should exceed 30 min. The experimental results show that the bipolar packed bed cell has best treatment efficiency of phenol wastewater under condition that voltage is 10V, electrolyses time is 30 min, and velocity of flow is 1.03 cm/min.Basic on the study on treating of phenol wastewater, this paper carry on a research on treating of circuitry board film wastewater by bipolar packed bed cell.

本文在以上处理苯酚废水研究的基础上，论文研究了BPBC处理两种不同浓度得脱膜废水，试验结果表明，对于浓度较高的酸化气浮-光酚顿的出水，在外加氧化剂双氧水后，最佳处理工艺：槽电压8V，实际电解时间60min，双氧水的投加量为1倍理论药量，pH值为3，COD的去除率达到60%；在酸化气浮过程采用酸铜废液调节pH值将会降低COD的去除率。

On the base of summering the treatment technique of starch wastewater,the treatment technique of high concentration starch wastewater and application of carriers in the biotreatment wastewater were reviewed. Chapter 2:Effect of Latex carrier in biotreatment of high concentration starch wastewater.

本文共分四章：第一章淀粉废水生物处理技术及填料的研究进展总结淀粉废水处理技术的基础上，重点综述了高浓度淀粉废水生物处理技术及填料在生物法处理废水中的应用进展。

In 1 irrigation time and 2 irrigation times treatments, soil salt content decreased by 11.7%, and soil salt content increased by 12.6% in 3-4 irrigation times treatments. 2 After irrigation, the mean reduction of soil bulk density was 6.5%, and the mean increment of soil total porosity was 18.1%. With the irrigation frequency increasing, soil density was decreased and soil total porosity was increased. 3 Soil infiltration course of reed field irrigated by wastewater fitted Horton infiltration model well. After wastewater irrigation, the first infiltration rate decreased, but the stable infiltration rate promoted with the wastewater irrigation frequency increasing. 4 Soil water-holding capacity was increased by wastewater irrigation. The maximum water-holding capacity in capillary was 90.15 mm in the treatment of irrigation 3 irrigations, and the maximum water-holding capacity in non-capillary was 4.15 mm in treatment of 4 irrigations.

废水灌溉后，土壤pH均值降低6.0%；废水灌溉1～2次，土壤含盐率降低11.7%，废水灌溉3～4次后，增壤含盐率增加12.6%。2）废水灌溉后土壤体积质量均值减小6.5%，总孔隙度均值增大18.1%；随着废水灌溉次数的增多，土壤体积质量和总孔隙度分别有减小和增大的趋势。3）Horton模型比较适合描述废水灌溉后芦苇群落的土壤入渗过程，废水灌溉降低了初渗率，但随着废水灌溉次数的增多，稳渗率增加明显。4）废水灌溉增强了土壤贮蓄水分的能力，废水灌溉3次吸持贮水量达到最高（90.15 mm），灌水4次滞留贮水量达到最高（4.51 mm）。

The study result of microwave irradiation enhanced coagulation process show that the process of irradiating with microwave firstly and then with coagulation is more efficiency to treat oil-containing wastewater than that with coagulation firstly and then with microwave, and when dying wastewater and landfill leachate are treated with microwave irradiation and coagulation process simultaneously, the treatment effects will become better. The study result of microwave irradiation enhanced Fenton oxidation process shows that, no matter what oil-containing wastewater, printing and dying wastewater and landfill leachate, better treatment effect will be achieved with microwave irradiation firstly and then with Fenton oxidation process, with which organic substance and chromaticity can be removed easily.

在微波强化混凝和Fenton氧化组合工艺研究方面，对微波辅助强化混凝工艺而言，处理含油废水时采用先微波预处理再混凝处理的效果较好，而处理染料废水或垃圾渗滤液时采用微波辐射与混凝同时处理的效果较好；对微波辅助强化氧化工艺而言，无论是含油废水、染料废水还是垃圾渗滤液，采用先微波辐射再Fenton氧化处理均可以获得较好的效果，特别适合于有机物的降解以及溶液色度的脱除。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。