水中的機物 的英文怎麼說
中文拼音 [shuǐzhōngdejīwù]
水中的機物
英文
seston- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 的 : 4次方是 The fourth power of 2 is direction
- 機 : machineengine
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 水中 : aquatic; water水中爆炸 water shooting; 水中浮游生物 hydroplankton; 水中氣泡 underwater bubble; 水...
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It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish
它可以直接使大片森林死亡,農作物枯萎;也會抑制土壤中有機物的分解和氮的固定,淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素,使土壤貧瘠化;還可使湖泊、河流酸化,並溶解土壤和水體底泥中的重金屬進入水中,毒害魚類;加速建築物和文物古跡的腐蝕和風化過程;可能危及人體健康。Abstract : through analysis of the components of coking on different parts of desullfur system of single tower and the waste water containing sulfur, we find the cause of coking in the stripping desulur system from single tower is the polymerization reaction of carbohydrate and the separattion of varied solid powders, organic compounds, and all corrosive productions of metal out of waste water in high temperature, therefore, the solving method is how to decrease the oil content, how to depolymerize form the carbohydrate and how to antisepticize by vapour of waste water
文摘:對單塔脫硫系統中不同部位的垢物及現場催化含硫污水進行了分析測定,結果表明:塔內污垢成分及含量隨塔體部位的不同而不盡相同,單塔汽提脫硫系統中垢物的形成,主要是由於污水中所含各類粉塵、有機物、金屬腐蝕物等在高溫下因石油碳氫化合物的析出及其單體的聚合反應所致.如何降低污水中的含油成分、減少聚合反應的生成、防止污水蒸氣對塔體材料的腐蝕,是阻垢、除垢和防垢應解決的關鍵問題According to the bgs, the arsenic is adsorbed onto particles of iron oxyhydroxide, which are reduced by organic extracts in the water itself, releasing arsenic
這個由英國地質調查所提出的還原假說認為,砷吸附於含水氧化鐵的顆粒上,含水氧化鐵則被水中的有機物質還原而釋放出砷。Application of chitin and chitosan in wastewater treatment
殼聚糖絮凝劑處理水源水中有機物的試驗研究Rubbish can be used as a sorbet of wastewater
垃圾有可能作為皮水中有機物的吸附材料來使用。Moreover, the thesis analyses the biodegradation of petroleum products, evaluates the biological degradation properties of the developed environment friendly base oil and as well the lubricant ' s biodegradation properties at actual conditions by means of self - designed soil simulation and also in water by testing bod5 / codcr values
分析了石油類產品的生物降解機理,對所研製的環境兼容基礎油的生物降解性進行了評價,通過自行設計的土壤模擬法評價了潤滑油在實際環境中的生物降解性,採用測bod _ 5 cod _ ( cr )值法來評價潤滑油在水中的生物降解性。Being a liquid containing high organic pollutants, brewery wastewater may not only lead to environmental pollution, but also decreas e the utilization ratio of raw material used in beer production. therefore, many sc holars and breweries have paid much attention to developing new techniques for t reating and making use of brewery wastewater. this paper makes a comparison among various new techniques on the basis of analyzing the sources and characteristic s of brewery wastewater. it is concluded that a single technique can not effectiv ely remove the contamination from brewery wastewater, and only the combination of various techniques can achieve great benefits both in economy and in environment. thus, several proposals are put forward for future research
啤酒廢水中有機物的含量較高,如直接排放,既污染環境,又降低啤酒工業的原料利用率.為此,許多學者和廠家對啤酒廢水的處理與利用技術進行了研究.本文在闡述啤酒廢水的來源及特點的基礎上,對幾種常見的處理利用技術進行了比較,結論是:單一的處理和利用技術不能從根本上解決啤酒廢水的污染問題,只有將多種技術結合使用,才能達到經濟效益和環境效益的統一.最後,對未來的研究方向提出了幾點建議The resuit indicates : wheil treating siightiy polluted source water of xiang rivet, optimized coagulation will improve the effect of reducing organics remarkably ; gac has good effect in reducing the dbpfp and organics of xiang rivef, but the effect in reducing dbp is more obviously ; the process of " improving gac by optimized coaguiation " can not only has a wonderful result of reduction in dbppp and organics, but also improve the effect of gac evident1y and decreasing the capital cost for a gac facility ; although optimized coagulation increase the quantity of alum dose, but the level of aluminum of treated water will not beyond the standard level ; different processes will have different resu1ts in lessening the amount of organics and dbp, so we should adopt treatment process by considering the requirements of treated watel
試驗結果表明:在對受到微污染的湘江源水的處理時,強化混凝工藝對于去除有機物具有比較明顯的作用;活性炭吸附技術處理湘江源水時,其對去除水中消毒副產物前體具有明顯的效果,對去除水中有機物效果也很好,但對消毒副產物的去除效果好於對有機物的去除效果;活性炭與強化混凝聯用工藝不僅能更有效地去除水中有機物以及消毒副產物前體,還能增加活性炭的吸附性能,從而減低費用;雖然強化混凝投加了比傳統混凝多的混凝劑,但並不會使出水中鋁離子濃度超標;不同工藝對水中有機物和消毒副產物的去除效果各不相同,應根據出水要求而選擇不同的處理工藝。Through the comparison experiments of removing organic pollutants from raw water between ceramics and sand media, it find that ceramics media ' s capability of removing organic pollutants from raw water is more better than that of sand ' s
對有機物的去除效果方面,塗鐵陶粒濾料與石英砂濾料的對比實驗結果也表明,塗鐵陶粒濾料去除水中有機物的性能大大優于石英砂濾料。The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion
本文的實驗主要是在天津芥園水廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。This paper probes into the classification of organic pollutants in source water, discusses on the principle of some water disposal techniques to remove the organic pollutants from source water and the relative molecule mass distribution of the organic pollutants that can be removed
探討了水源水中的有機污染物的分類,討論了一些水處理工藝對水源水中有機物的去除原理以及所能去除的有機物的相對分子質量分佈區間。However, although prechlorination efficiently removed algae, its effect was directly related to the quantity of algae and was more obvious in the period of algae bloom. with regard to yellow river water in winter with low temperature and low turbidity, it was discovered that preozonation did not result in a substantial removal of total organic carbon ( toc ), but a remarkable uv254. it was further revealed that preozonation changed the characteristics and structure of organic matters and then enhanced removal efficiencie s of them by subsequent processes
對于夏季高藻期水質,高錳酸鉀預氧化對有機物有一定的去除能力,並能提高后續工藝出水水質;預氯化能顯著去除藻類,但后續工藝出水水質受藻類數量影響明顯,預氯化只有在高藻期才能提高后續常規處理工藝出水水質;對于冬季低溫低濁水,預臭氧化雖不能降低水中有機物濃度,但能顯著提高后續常規處理單元出水水質。The application of macroreticular resins to concentrate organic contaminants in water
大孔樹脂富集水中有機物的技術環節Evaluation on genotoxicity of water and tap water of east lake by using micronucleus test
微核試驗對東湖水中有機物遺傳毒性的評價Abstract : experiment is made to recycle urban waste water through the treatment of gac, which can considerably absorb organic matter and colority in the waste water, as well as turbid
文摘:就活性炭固定床吸附處理城市污水回用水進行了試驗,所用粒狀活性炭對水中有機物、色度具有較好的吸附性能,對水中濁度也有一定的去除效果According to the ratio of no # + - n / z n ( 85. 5 % ), species of pyrrophyta could not be the predominant species of yundang lagoon
在浮游植物密度很高的季節,藻類個體死亡釋放有機物也是影響湖水中有機物質濃度的重要因素。The research discovered that the nitric acid oxidation may remarkably increase, the activated charcoal surface acidic groups and bases the content, enhances the activated charcoal the superficial water affinity, falls to the phpzc value, and creates the activated charcoal structure to cave in the reduction which accumulates with the relative surface. thus in the activated charcoal adsorption drinking water has the slight pollutant performance to have the serious influence
研究發現:硝酸氧化可顯著增加活性炭表面酸性基團的含量,提高活性炭的表面親水性,降低phpzc (水溶液中固體表面凈電荷為零時的ph值)值,並造成活性炭結構塌陷和比表面積的減少。使活性炭吸附飲用水中有機物的能力大大降低。Uf can not be considered as the main organic - removing process, ro and nf are very efficient in the removal of pollutants and treated water contains little organic and inorganic substances
超濾膜除有機物效率不高,而反滲透和納濾膜在較好地去除水中有機物的同時,也去除了水中絕大部分無機物,出水有機物和無機物濃度都比較低。Detection of organic substances in water by solid - phase micro - extraction with active carbon coated extractor
固相微萃取活性炭塗層萃取頭對水中有機物的定性分析High density non - thermal plasma generated by pulsed high - voltage discharge is a new advanced oxidative technology in water treatment, which combines electronic, chemical oxidation and light into one process to degrade organic substances in wastewater and kill bacteria
摘要利用高壓脈沖放電在水中產生高密度的低溫等離子體來降解水中有機物、殺滅水中病毒細菌,是集電、化學氧化、光於一體的水處理高級氧化技術。分享友人