water quality pollutant 中文意思是什麼

water quality pollutant 解釋
水質污染物
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • quality : n 1 質,質量;性質,特質;品質,品位。2 優質,美質,優點。3 才能,能力,技能,素養。4 品種。5 身...
  • pollutant : n. 污染物〈尤指放入水中和空氣中的有害的化學物質〉。
  1. A river quality management model is proposed for the optimal waste load allocation in a tidal river basin, taking into account the impacts of stochastic pollutant discharge and dynamic hydrological conditions on water quality during a tidal cycle

    摘要考慮污染源強隨機變化和感潮河流潮周期內動態水文條件對水質的影響,建立了優化污染負荷分配的流域水質管理模型。
  2. According to the distribution peculiarity of the two characteristic moments, the accessibility of water quality in taizhou source of yangtze river has been analyzed based on the maximal contamination zone of entire tide and the relationship between the length of contamination zone and the pollutant load. simultaneously, every project has been analyzed and compared by using the model in wuli lake water environmental renovation for getting some theoretic gist and technical supports for the engineering

    在此基礎上進行泰州江段水流水質數值模擬,建立排污混合帶范圍與排污量關系曲線,並對泰州江段供水水源地水質可達性進行了分析;將模型應用於五里湖水環境治理工程中,預測各引水方案下湖體水質狀況並進行各方案分析,從而為工程實施提供一定的理論依據和技術支持。
  3. Ceramic grain filters ard made of refined pottery clays added with certain modifiers, and processed of grinding, mixing, shaping and high temperature sintering. they do not contain any substances that harmful to people or environment. they are hard and rough in surface, porous inside the structure, and have the advantages of high mechanical strength, large specific surface area and porosity. when used in water treatment, they behave a activated surface property, a great amount of pollutant entrapment, less water head loss in the filter bed, lower consumption of back - flush water, stable in chemical and gbiologic property, and long service life, ceramic grain filters is a new and efficient filter material to increase the water yield, upgrade the water quality, and save chemicals and energy

    陶粒濾料是以精製陶土為主要原料,摻加適量改性劑,經粉碎,混練,成型和高溫煅燒而製成的,不含任何對人體和環境有害的物質.其表面堅硬,粗糙,內部疏鬆,多孔,具有機械強度高,比表面積大,孔隙率大的特性.用於水處理中,具有表面性狀好,截污能力強,過濾水頭損失小,反沖洗耗水量低,化學穩定性和生物學穩定性好,使用壽命長的特點.陶粒濾料是一種能增加水產量,提高出水質量,節省藥劑和能耗的新型高效過濾材料
  4. On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sediment ? ? containing much carbonates in the yellow river on the water quality and the monitoring of the water quality

    黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。
  5. On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sedimentcontaining much carbonates in the yellow river on the water quality and the monitoring of the water quality

    黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。
  6. Since the contamination of the original water, the pollutant in the water such as organic substance, ammonia nitrogen, algae toxin, finally nitrate, pelagic microbe and so on, whose concentration and species are becoming higher and more, deteriorate the quality of drinking water seriously

    由於水源受到污染,水中的有機物、氨氮和硝酸鹽氮、藻類及毒素、浮遊動物等污染物的含量和種類不斷增多,嚴重影響了飲用水水質。
  7. Thus it is very difficult to calculate the spill volume and water quality because they involve many processes such as rainfall, yield runoff of rainfall 、 flow concentration of surface runoff, ground pollutant build up 、 washout, the flow concentration of combined drainage system and cso

    其中,合流制排水系統的溢流水量、水質的確定涉及到降雨,地面產流、匯流,地表污染物的累積、沖刷,污水在管渠中的匯流以及溢流等多種因素,採用一般方法很難定量計算。
  8. The treatment measure including pollution source control and pollutant reduction was put forward for the sake of water quality improvement

    針對水庫污染嚴重的現狀,提出了控制污染源、削減污染物的綜合治理措施。
  9. Through the continuous correctly monitoring of 27 index of the huangqian reservoir, the ground drinking water source area of taian city, we appraised and studied the space - time change of water quality of the reservoir, disclosed the main pollutant of it, produced the current reasons, and put forward the corresponding settlements in order to protect the drinking water source pointedly, improve water quality further, optimize water management and offer scientific basis

    摘要本研究以泰安市地面飲用水源地黃前水庫為對象,通過對庫區水質27項指標的連續監測,分析評價了水庫水質時空變異規律,揭示了水庫主要污染物及其產生原因,並提出了相應的解決措施,為有針對性地保護飲用水源,進一步改善水質,優化水源管理提供了科學依據。
  10. Studies on the water environment and the countermeasures of integrative treatment of nanhu lake in yueyang city abstract by the monitoring of water environmental quality and the pollutant - receive situation of nanhu lake in yueyang city, hunan province, the paper checked up the total amount pollutant - receive and the situation of pollutant sources and determined major problems of the water environmental quality and the classification of water quality

    本文通過對湖南嶽陽市南湖水環境質量現狀和納污情況的監測,查清了南湖納污總量和污染源狀況,確定了南湖主要水環境質量問題和水質類別。結合歷年監測數據,深入分析了南湖水環境質量變化的趨勢。
  11. The oil field exploiting impacts on water resources are analyzed in this paper, points out that the current situation of water pollution as follow : the surface water have greatly polluted, the quality of the phreatic water is going worsen, and the deep groundwater quality is not be good, and make out the main pollutants, then utilizes the artificial neural network analyses the collected water quality information data and predicts the water quality in the daqing area, makes a reasonable assessment, which will present theoretic basis for water resources protection and pollutant prevention in oil field

    摘要首先分析了油田開采對大慶地區水資源的影響,指出水污染現狀:地表水嚴重污染,潛水水質趨于惡化,深層地下水水質不佳,同時指出水污染的主要污染物,並運用人工神經網路度對長期收集的水質監測資料進行了分析和預測,對該區水資源水質做出了比較合乎實際的評價,為油田水資源的保護和污染防治工作提供了理論依據。
  12. The printing and dyeing wastewater is difficulty to treat, because of its characteristics, such as large water volume, high concentration organic pollutant, deep chromaticity, high alkalinity, changeable water quality and complex ingredient

    摘要印染廢水具有水量大、有機污染物濃度高、色度深、堿性大、水質變化大、成分復雜等特點,屬較難處理的工業廢水之一。
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