活化吸附作用 的英文怎麼說
中文拼音 [huóhuàxībùzuòyòng]
活化吸附作用
英文
activation adsorption- 活 : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
- 吸 : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
- 附 : Ⅰ動詞1 (附帶) attach; add; enclose 2 (靠近) get close to; be near 3 (依從; 依附) agree to; ...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 活化 : [化學] activation radioactivation; activate活化處理 activating treatment; 活化分析 [核物理] activ...
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The author analysis and summary in details the important physicochemical character of maifan stone, including mineralize, organism activity bi - directional adjusting character, decolour, and no poisonous character and so on
作者詳細的分析和總結了對于麥飯石應用至關重要的物理化學性質,包括礦化性、溶出性、吸附性、生物活性、雙向調節性,脫色性和無毒無害性等。Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center
通過宏觀到微觀的分析,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸鈉與鈣形成某種復鹽,對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活性基團的化學吸附,使二水石膏晶體的成核和長大困難。Secondly, the core conception of cognitive towards information science is " human as essence ", and bring forward that the information system is one that can boost up and magnify the existence value, ability and specialty of " human ", and provide users a system which is active and unforced, rather than force users to arduously adapt system. thirdly, from the visual angle of cognitive, information - seeking or information - using is a kind of cognitive behavior in essence. fourthly, cognitive style is the development trend of future information retrieve system, it can reveal the thinking - process of users during retrieving on - line, in order to help users to develop their knowledge configuration
首先,認知觀可集成情報科學的相關領域,從而為形成統一、有效的情報科學提供體系結構;第二,情報學認知觀把「以人為本」作為它的核心觀念,提出情報系統設計的任務是要設計出增強和放大「人」的存在價值、能力和特長的系統,使提供給用戶的情報系統是一種積極自然,而不是要求他們花力氣去適應的系統;第三,從認知角度來看,情報查尋和利用從根本上說是一項認知行為;第四,認知風格將是未來情報檢索系統的發展趨勢,這樣可以揭示聯機檢索過程中的用戶思維過程,以便有助於用戶知識的發展;第五,知識的進化與認知活動有密切關系,人的知識結構對外來信息的吸附、同化、選擇、建構和實現社會化的過程,其實就是知識的進化;第六, 「知識結構」將成為情報學認知觀研究的重點。With the purpose of better understanding some weak links in this subject, we comprehensively and systematically compared the effects of some typical inhibitors and their different combined ways in inhibiting cd bioavailability in purple soil, further studied the laws and affecting factors of cd ' s transfer and transformation in soil - plant system, revealed the mechanisms inhibitors function, and explored the practicable inhibitor prescriptions and their usage. the results are expected to provide reliable techniques for controlling cd pollution of agricultural soils in chongqing and it is also significant to ameliorate soils polluted by other kinds of heavy metals. comprehensive methods including pot experiment, laboratory culture experiment, kinetic and thermodynamic adsorption - desorption experiment were adopted in this study, and the acidified purple soil was chosen to test, considering that cd is highly active in this soil
本研究針對重慶市農業土壤的污染狀況,選取鎘活性較高的酸化紫色土為供試土壤,採用盆栽試驗、培養試驗、化學熱力學與動力學吸附試驗相結合的方法,系統研究和比較多種調控劑及其不同組合方式對鎘生物活性的效應,並揭示鎘在土壤?植物系統中的遷移轉化規律及影響因素,進一步分析調控劑的作用機理,探尋具有實際應用價值的調控劑配方及合理使用的方法,這不僅可以為重慶市農業土壤鎘污染的防治提供可靠的技術保障,而且對于其它重金屬污染的治理也有一定的理論意義。Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon
採用高錳酸鉀氧化預處理的碳載體比表面積較大,表面含氧官能團數量較多,親水性較好,有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。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。And if we unite these them, we will get more advantages from them. this experiment made some prime lab research about the unition of the two ~, processes. it contents : 1 ) jar test of optimized coagulation : to determine the quantity of drug
本試驗對強化混凝和粒狀活性炭吸附技術聯用的處理工藝作了初步試驗研究,試驗內容包括: 1 )小試:通過杯罐試驗來確定對于不同濁度的湘江源水的混凝最佳劑投加量。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。Systemic study had been done in this work on the high - crystallinity selecting, impurity removing, acid - activation treating and memo - activation treating of the sepiolite mineral. the specific surface area and activation center of the sepiolite were increased greatly, which endowed the materials with properties as catalyzer earrier. in addition, due to the largely improvement of the main properties of sepiolite such as adsorption properties and catalyzing properties, this novel type of sepiolite would achieve wider application in the field of industry, agriculture, environment protection and so on
通過對海泡石礦物進行高結晶度選擇,除雜、進行酸活化處理和熱活化處理等四個方面的系統研究,海泡石的比表面積和活化中心達到大幅度提高,使海泡石達到作催化劑載體的目的,而且由於海泡石的主要性能吸附性能和催化性能大幅度提高,使海泡石在工業、農業、環保能得到更廣泛的應用。The redox potentials of chloroform are more than 500mv and electrosorption is only controlled by electric field and adsorption of granular activated carbon. the tests of adsorptions also testify it. the freundlich isotherm equation q = kc n is used for fitting the data
另外,氯仿的電解氧化還原電位大於500mv ,因此,此電場范圍不會分解氯仿,回收率實驗與色譜分析也證明了電場只對活性炭的吸附起催化作用,而不改變吸附劑與吸附質的內部性質。The result shows that 0. 22 cucl / 4a adsorbent exhibits superior properties. thirdly, cu - based activated carbon adsorbents were systemically investigated, some of which were characterized by bet and xrd. the pericarp activated carbon ( ac ) made in chengde was found to be a better support either
系統研究了cu型活性炭吸附劑,並進行了結構性能表徵,發現承德果殼炭性能較好,適合於作為載體使用;母體則採用氯化亞銅效果最好,氯化銅次之,其它銅鹽效果很差。Kaolinite - organic intercalation compound possesses not only the unique adsorptivity, dispersivity. porosity, rheological behaviour and surface acidity of the clay mineral but also the multivariate functional groups and the reactivity of the organic compound. as a new type of mineral materials, it has extensive potential application in catalysts, functional supporter, adsorbents and advance ceramics
高嶺石有機插層復合物既具有粘土礦物特有的吸附性、分散性、流變性、多孔性和表面酸性,又具有機化合物的多變功能團和反應活性,作為新型礦物材料,在催化劑、功能載體、吸附劑、先進陶瓷材料等方面具有廣闊的應用前景。Adsorption isotherm and adsorption kinetics of granular activated carbon are measured in order to obtain specific information about the influence of the charge on the absorbability of chloroform. the influence of the bed potential on the adsorption equilibria shows a dependence on applied potential in electrolyte of approximately o. lmol / l ionic strength. with electrosorption from aqueous solution, 60 % enhancement of the concentration in one controlled potential is achievable
實驗結果表明:在實驗所加電場范圍中,活性炭量與所加的電位之間存在一定的關系,從- 500mv , - 300mv , - 100mv , 0mv , 100mv , 300mv到500mv ,活性炭吸附量隨之逐漸提高,吸附速度加快,即陽極極化有利於活性炭吸附量提高,陰極極化則對活性炭吸附起抑制作用。Especially, the mesoporous materials with functionalization and various morphologies have been developed in order to obtain higher selectivity and special action sites in past decades
尤其是官能團衍生化或不同形貌特徵的介孔材料具有較高的吸附選擇性和活性作用位點,更加拓寬了其應用前景。The fe3o4 nano - particles were converted from hydrophilic to oleophylic by being modified by oleic acid. the heat change in the adsorption process of fe3o4 nano - particles to oleic acid was measured and discussed by using microcalorimetry. the adsorption mechanism was analyzed
本文採用油酸作為表面活性劑對fe _ 3o _ 4納米粒子進行了改性,實現了fe _ 3o _ 4由親水性向親油性的轉變,並利用tamair等溫微量熱檢測儀研究了在不同溫度下,油酸與fe _ 3o _ 4吸附過程中的熱量變化情況,討論這個過程中熱量的變化,分析了兩者之間的吸附機理。The activated alumina manufactured in ou factory has a large capacity of absorption, high surface area, high strength and thermal stability. it can be widely used as an absorbent, desiccant and catalyst carrier in chemical, pertochemical, fertilizer, oil and gas industries
我公司生產的活性氧化鋁具有吸附容量大、比表面積大、強度高、熱穩定性好等特點,可廣泛應用於化工、石化、天然氣和化肥等工業中作吸附劑、乾燥劑及催化劑載體等。The adsorption effect of active carbon provided a high - concentration environment to increase the reaction rate
活性炭的吸附作用為光催化反應提供高濃度環境,加速了反應速率。分享友人