污水氧化 的英文怎麼說
中文拼音 [wūshuǐyǎnghuà]
污水氧化
英文
oxidation sewage- 污 : Ⅰ名詞(臟水; 臟物) slops; sewage; dirt; filth Ⅱ動詞(弄臟) defile; dirty; smear Ⅲ形容詞1 (臟)...
- 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...
- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 污水 : sewage; slops; effluent; drainage; foul water; polluted water; waste water
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
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The effect on technically treating hospital sewage by hydrolytic acidification - contact oxidation
接觸氧化工藝處理醫院污水的效果Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。This product is the newest filming technique, the latest achievement of usa electronic magic, it utilizes decomposition principle of electronic material to form a positive negative ions film on the surface of car coating, which has high water repellency and makes the surface of coat has more than 95 % brightness of mirror surface, lt has preeminent performance on weathering resistance, ageing resistance, oxidation resistance static resistance and wear resistance, with the force of charged ions, this product can easy removes the dirt, water drop acid rain and grease on the surface of the film and perennially and effectively protect coat surface, lt is the fourth generation car beauty and protective product which replaces glaze sealing products
本品屬于當今最新的鍍膜技術,屬美國電子工學魔法的最新成果,它利用電子物質的分解原理,在車漆表面生成持有高撥水性的正負離子覆膜,使漆面光亮度可達鏡面光澤的95 %以上,並具有超強的耐候性、抗老化、防氧化、防靜電、耐磨性極好的功能,它利用電離子的力量,可輕松彈去覆膜表面的污垢、水滴、酸雨、油脂等,平時只需清水沖洗,便可立即使之恢復離子效應,達到長期保護漆面的目的,是取代封釉的第四代汽車美容保護產品。In combination with project example of the application of microporous aeration and carrousel 2000 oxidation ditch process in a municipal sewage treatment plant, the advantages and disadvantages of the process flow compared with others were described ; the basic principle of degrading organic substance and removing phosphorous and nitrogen by means of the process flow was analyzed ; the main design parameters and economic and technical indices for various structures were put forward
結合某城市污水處理廠採用微孔曝氣、卡魯塞爾- 2000型氧化溝工藝的工程實例,闡述了該工藝流程相對于其它工藝流程的優、缺點;分析了該工藝流程降解有機物及除磷、脫氮的基本原理;並提出了該工藝流程中各構築物的主要設計參數及技術經濟指標。A study on coagulate - catalytic oxidation treatment of oil polluted wastewater
催化氧化處理含油污水實驗研究The artificially intensified water purification technologies applied to the water improvement of the polluted river at home and abroad are summarized herein, and then the technologies with good prospect of popularization in china, i. e. the gravel contact oxidation process and the ecological floating island, are emphatically expatiated with the analysis on the actual case
摘要綜述了現有國內外對污染河流人工強化凈水工程技術,並著重對在我國有推廣前景的礫間接觸氧化技術和生態浮島技術進行了闡述和工程實例分析。A natural humectant, good for soothing fine lines ; ability to neutralize the skin and help get rid of harmful substances ; relaxing to the inflammed skin and has mild uv protecting factor
含高量保濕因子,可以防止皮膚水分散,幫助失撫平細紋;亦可凈化皮膚的污染物,使膚質透明、潔凈;防止紫外線和外部刺激引起皮膚氧化,鎮靜皮膚炎癥。One of wetland s function is to filter the pollutants. when the river goes through wetland with pollutants, the hydrophyte will slow down the speed of the stream and attract heavy metal so that those pollutants will steep in the ground. the chemical reaction of nitrogen and phosphorus from those water plants prevent water from oxidation
濕地具有過濾污染物的功能,當河水挾帶著污染物流經濕地時,濕地上的水生植物,會使水流速度減緩,吸附重金屬,且讓污染物沈澱在濕地的底部,並藉著植物留存氮和磷,來預防水質優氧化。This paper reviews the formation and feature of iron and manganese plaque, alleviation of metal ( loid ) toxicity via adsorption and accumulation, eutrophication purification, plant acid proof and barren resistance
文章綜述了植物根表鐵錳氧化物的形成與特徵,對有害金屬和類金屬污染物、有機污染物的吸附和富集作用,對富營養化水體的凈化作用,以及提高植物的耐酸和耐貧瘠能力。To determine the vitriolic solute quality mark in sewage does following tests : take 10 grams this sewage, chase to the middle of sewage drop join solute quality mark to change sodium solution for the oxyhydrogen of 4 %, if plan institute is shown, the ph change of the quality of solution of natrium of oxidation of place drop hydrogenation and solution concerns
為測定污水中硫酸的溶質質量分數做如下實驗:取10克該污水,向污水中逐滴加入溶質質量分數為4 %的氫氧化鈉溶液,所滴加氫氧化鈉溶液的質量與溶液的ph變化關系如圖所示。Taed is often used with sodium perborate and sodium percarbonate to form a good bleaching system. the main bleaching agent in this system is peracetate anion, which can increase whiteness and remove dirt, e. g., stains, tea stains, juice, and wine stains
Taed與過硼酸鈉或過碳酸鈉組合使用作為洗滌過程中的氧化物漂白系統,它們在水中反應後生成的過乙酸陰離子是該系統中的主要漂白劑,起增白、去污(如咖啡、茶、紅酒、咖哩、果汁和蔬菜等污漬)和抗微生物作用。The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm
試驗結果表明,成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o ( x = 1 . 86 )的x射線衍射圖譜一樣,濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用,試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與,亞鐵的存在除了能夠促進微生物分泌胞外酶並刺激其活性外,還通過鐵離子的變價傳遞電子,催化錳離子的氧化反應,從而促進對二價錳的降解。Groundwater treatment technologies are mainly composed of 5 kinds : air sparging, in - situ groundwater bioremediation, dual - phase extraction, in - situ oxidation and passive treatment walls
而污染地下水的修復方法主要有5項:注氣法、原位微生物修復技術、兩相蒸氣提取法、原位氧化法、原位反應墻技術等。A deep treatment pilot test was made on micropolluted source water with combined technique of o3 preoxidizing biological pretreatment - coagulant sedimentation - sand filter - o3 after oxidizing biological activated carbon ( bac ) filter
摘要利用臭氧預氧化生物預處理混凝沉澱砂濾臭氧后氧化生物活性炭濾池組合工藝對微污染水源水進行了深度處理中間試驗。4. in order to simplify the complex of the asm2, we give some assumes ( ( 1 ) the concentration of s02 is 0 in the anaerobic pool and big enough in the aerobic pool ; ( 2 ) the ph in the pools is in the rang of 6. 3 ~ 7. 8, which is a limitation of asm2 ; ( 3 ) ignoring the infection of salk ; ( 4 ) the separation of solid and liquid in the final pool is completive. )
為適當簡化模型的復雜性,先進行一定的條件假設(厭氧池中s _ ( o2 )濃度為0 ,好氧池中曝氣充分;池中ph值穩定在asm2的適用范圍6 . 3 7 . 8之內;不考慮堿度salk對污水處理反應過程的影響;二沉池中固液分離完全。Municipal sewage. determination of chemical oxygen demand. potassium dichromate method
城市污水.化學需氧量的測定.重鉻酸鉀法A. in aerobic bioremediation, oxygen is the electron acceptor, and is required for the oxidation - reduction reactions that transform the organic contaminants ( petroleum hydrocarbons ) to carbon dioxide and water
答:在有氧生物降解過程中,氧是電子受體。原先的有機污染物(石油烴類)被轉化為二氧化碳和水。This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication
本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設計方法;選取污水處理中的典型參數溫度、溶解氧、 ph值和液位等為控制對象,設計了以個人計算機為上位機、以8098單片機為下位機,並輔之以傳感器、變送器及相關介面單元所構成的二級集散控制系統( dcs ) ;介紹了幾個主要程序模塊的設計思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、數據處理和圖表輸出程序,用執行效率高的匯編語言開發的下位機數據採集與系統監控程序、上位機與下位機之間的數據通信程序,匯編語言與vb之間的轉接程序,等等。Application of super - critical carbon dioxide in chemical fiber field
超臨界水氧化技術在有機污染物處理中的應用The article introduces basic principle and merits of supercritical fluid extraction and supercritical water oxidize, reviews the development and application of supercritical fluid technology in wastewater treatment, solid waste treatment and pollution monitoring
摘要簡要介紹了超臨界流體萃取和超臨界水氧化的基本原理及優點,綜述了超臨界流體技術在廢水處理、固體廢物處理及污染監測中的開發和應用。分享友人