氧化還原體系 的英文怎麼說
中文拼音 [yǎnghuàháiyuántǐxì]
氧化還原體系
英文
oxidation reduction sys tem- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 還 : 還副詞1 (表示現象繼續存在或動作繼續進行; 仍舊) still; yet 2 (表示在某種程度之上有所增加) even...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 體 : 體構詞成分。
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
- 還原 : 1 (恢復原狀) return to the original condition or shape; restore2 [化學] (還原作用) reduction;...
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The author suggests that the three lithosphere - scale faults, lancangjiang fault, jinshanjiang - ailaoshan fault and axis fault in the middle of the basin, are the main geological structures that control the formation of basin, magmatism and metallogenic congregate district. the anticline structure with an axis of triassic strata and the related fault system within the basin, and gonglang arch - shaped folding structure in the south of the basin are the geological structure controlling the formation of ore fields. junctions of two or more faults with different orientation, interlayer cataclastic structural zone and oxidation - reduction ( redox ) boundary were the favorable position for the formation of ore bodies
認為瀾滄江斷裂、金沙江-哀牢山斷裂及盆地中軸斷裂這三條巖石圈斷裂是主要的控盆-控巖(巖漿巖)構造及礦集區尺度的控礦構造;盆地中以三疊系為軸的背斜構造及相關的斷裂系統、盆地西南緣公郎弧形構造等是礦田尺度的控礦構造;多組斷裂的交叉、層間破碎帶及地層柱中的氧化還原界面是形成礦體的有利部位。Glutathione redox system as the important parts of defense systems was studied after exposure to sulfur dioxide at different concentrations. dna damage caused by so2 and lead acetate were also studied. protective roles of seabuckthorn seed oil on oxidative damage caused by so2 in liver and lung of mice were also investigated
本文在整體動物水平上研究了不同濃度二氧化硫吸入后小鼠組織谷胱甘肽氧化還原系統( glutathioneredoxsystem )的動態變化規律;二氧化硫所致氧化損傷的防護作用研究;二氧化硫和大氣顆粒物中親氣性重金屬元素鉛對dna的聯合損傷作用。Abstract : this paper, by analyzing the effect of differences of mineral structure of 2 1 layer minerals, the properties of their interlayer charge and changes of some properties caused by weathering on the attractive force for interlayer cation, reached the conclusion that : the fixation capacity is determined by the ratio of the total amount of interlayer charge and that of tetrahedral charges. the relationship of interlayer cation fixation and octahedral structure of secondary minerals is probably different from that of primary minerals. the oxidation and reduction of variable valence cations can greatly influence the cation fixation capacity
文摘:分析2 1型礦物的結構差異、層間電荷性質以及在風化過程中某些性質的變化對層間陽離子吸引力的影響,對已有報道中一些矛盾的結果或不具普遍意義的結論進行了討論.得出幾個較為明確的結論:層間總電荷與四面體電荷所佔比例大小共同決定礦物對層間陽離子的固定能力;原生礦物中八面體結構與層間陽離子固定間的關系對次生礦物而言,也許並不一致;八面體中可變價陽離子的氧化還原,可導致礦物固定陽離子能力發生較大變化Research on low temperature dyeing process of wool fabric in redox system
羊毛織物氧化還原體系低溫染色技術研究In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode
本文第一部分首次成功地將酸性介質中的mn ( iii ) / mn ( ii )電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料,通過旋轉圓盤( rde ) 、循環伏安( cv ) 、交流阻抗( a . c . imp ) 、恆電位階躍、 tafel實驗以及mn ( iii ) / mn ( ii )單電極的恆流充放電實驗,我們得出以下結論: 1 .在旋轉圓盤電極上,不同轉速范圍,不同的極化過電位, mn ( ) / mn ( )體系氧化還原電極過程的控制步驟不同,電荷傳遞、擴散傳質可分別或聯合成為控制步驟。And the kinetic parameters of mn ( iii ) / mn ( ii ) redox process were calculated to be ks = 1. 771 10 - 4cm ? s - 1, io = 4. 801ma ? cm - 2 and = 0. 234. the value of ks is sufficient to warrant further study to improve the reaction rate and to assess the feasibility of this couple as positive half - cell in a redox - cell system
Mn ( ) / mn ( )體系在鉑盤電極上的標準速率常數ks的值說明可進一步研究來提高其反應速率,從而將mn ( ) / mn ( )電對作氧化還原液流電池的正極材料。The electrons are transferred along the chain to a carrier molecule ( coenzyme q ), and then in sequence to a series of cytochromes, finally acting with the enzyme cytochrome oxidase to reduce an oxygen atom, which combines with two h + ions to form water
電子沿呼吸鏈傳遞到載體分子? ?輔酶q上,然後依次經過一系列細胞色素分子的傳遞,最後與細胞色素氧化酶反應,氧原子結合兩個氫形成水從而被還原。Simulation results show that based on the regeneration kinetics of the catalyst, properly raising the reoxidation temperature of the catalyst in the fluidized bed reactor either can obviously improve the performance of the system or can reduce the solid flux and hence the energy consumption
結果表明,使烴類選擇氧化(催化劑被還原)和催化劑氧化再生分開進行,特別是根據催化劑氧化再生動力學的要求,適當調節再生過程的溫度,既能明顯改善反應系統的性能,又可以大幅度降低催化劑固體顆粒的循環量,取得節能降耗的效果。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 presents the mechanism research on the decontamination of air pollution by plants in recent years, mainly including the following : absorption and sorption of stoma and cuticle on leaf surface, plant metabolism and enzyme redox, and degradation by plant in combination with bacteria in root
摘要介紹了植物去除空氣污染物的研究現狀及機理,主要包括:通過葉表面的氣孔和表皮吸收、吸附;植物體內代謝或者分泌酶催化氧化還原進人體內的污染物;通過植物聯合根系微生物降解由於干濕沉降進人土壤或者水體中的污染物等。Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction
本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、透射電子顯微鏡( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸體系中對氫氣的氧化反應均有一定的催化活性。At first, the systematic studies was made on the mechanisms and optimal conditions of denaturation and renaturation of mviia which lay the groundwork of renaturation of chimera of hwtx - i
先利用合成的mviia為模式肽,系統的研究了此毒素的還原氧化復性機制和最佳的復性條件,為hwtx -嵌合體的氧化復性奠定基礎。These copolymer were prepared by using naclo3 nahso3 as the initiator in water precipitation polymerization. their properties were studied by means of ftir, nmr - h1, ubbelodhe viscosimeter
作為基體所採用的三種共聚物均以以水溶性的氧化還原體系為引發劑,採用水相沉澱聚合法制備。The zijinshan fluid system and the gonglang fluid system were driven by the stress of extrusion nappe onto the basin and the thermal driving force of magmatism. when the fluids cycling in the basin encountered the boundary of reduction - oxidation or underwent fluid mixing, phase separating and fluid boiling caused by fault - induced pressure reducing, the physical chemistry condition abruptly changed and mineralization then took place
在盆地兩側擠壓推覆構造應力及巖漿作用熱力驅動下,紫金山背斜和公郎弧兩大流體系統的流體在盆地中運動,當遇到氧化還原界面或遭受流體混合、相分離及斷裂導致的減壓沸騰時,因物理化學條件發生重大變化而導致成礦作用的發生。In this paper, the copolymer of am 、 aa and amptac was synthesized in aqueous solution through radical polymerization. its function as water shut off agent was studied, comparing that of anionic polyacrylamide
以丙烯酰胺、丙烯酸和2 -丙烯酰亞胺基- 2 -甲基丙基三甲基氯化銨為原料,以水作溶劑,選用氧化-還原引發體系,合成了一種新型兩性聚合物堵水劑,並與陰離子聚丙烯酰胺對比評價了其堵水性能。This paper simulate oxidation - deoxidize reaction, o enzyme catalysis and the origin of life. the stella mode of oxidation - deoxidize reaction can help student understand chemistry reaction in integer, train student understand correlation from the all and the one. stella simulation help us to research enzyme catalysis promoter stable state former dynamics, and to observe the basic measure of the whole response or some response directly, and offer effective datum that can be used to analysis complicated response mechanism, because of too many relevant disputes of origin of life, to introduce student various kinds of theories maximally, we use stella software to imitate, strive to give students the ultimate thinking space, make them to be able to verify their idea in the models. in this course, teachers and students can observe the result and test the theory through simulation, learn what to happen when the former hypothesis and scene changed, and turn the study way of infusing and absorbing into discussion study, make study especially thinking ability of student get improvements by a large margin
氧化還原體系的stella模型能使學生對復雜的化學反應有整體理解,培養學生從整體的角度理解各種物質間的相互作用聯系; stella幫助我們對酶催化反應穩態前動力學進行研究,可以直接地觀察整個反應的基本步驟或局部反應,提供可用於分析復雜反應機制的有效數據; stella創建的生命起源的模型,力爭給學生最大的思維空間,使他們可以在模型中驗證他們的想法,在此過程中,教師和學生可以通過模擬以試驗理論、觀察結果,並學習到原有假設或情景改變時會有什麼情況發生,將灌輸性、吸收性的學習方式變為討論式學習,使學生的學習特別是思維能力得到大幅度的提高。The conclusions further elucidate the damages such as metabolic alteration, membrane damage, enzyme inactivation and genetic alteration may be resulted from the change of glutathione redox system caused by so2. protective roles of seabuckthorn seed oil on oxidative damage induced by so2 were also processed
進一步明確了機體的所有損傷(代謝過程變化、細胞膜損傷、酶失活以及遺傳物質改變)均可能與so _ 2吸入所致谷胱甘肽氧化還原系統發生顯著變化有直接或間接的關系。分享友人