還原氧化作用 的英文怎麼說
中文拼音 [háiyuányǎnghuàzuòyòng]
還原氧化作用
英文
reduction oxidation- 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...
- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 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...
- 還原 : 1 (恢復原狀) return to the original condition or shape; restore2 [化學] (還原作用) reduction;...
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
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The hydrogen peroxide reacts with the soil and organic materials in the wash to either decolorize or break them up
先使用氧化漂白,再用保險粉作還原漂白,可以增加白度。Sometimes oxidation-reduction electrodes are used as internal indicators.
氧化還原電極有時用作內顯示器。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。Oxidation-reduction reactions are important in the solubilization and precipitation of iron and manganese.
氧化還原反應在鐵和錳的增溶和沉澱中具有重要作用。The effects of equilibrium time, acidity of the solution, temperature, concentration of redox reagents on the adsorption of neptunium by silica gel were carried out. desorption and isotherm adsorption experiments were also performed. the results are shown as follows : the equilibrium for adsorption of neptunium on silica gel reached rapidly
進行了吸附平衡時間、酸度、溫度、氧化還原劑濃度等條件對硝酸溶液中np ( ) 、 np ( )和np ( )在硅膠上吸附的影響的實驗,與吸附時同酸度條件下的洗脫實驗,用濃度為3mol l的硝酸作為解吸劑的解吸實驗。The low solubility of calcium zincate produced from the chemical reaction of zinc oxide and calcium hydroxide in alkaline solution can improve the cycling life the zinc electrode, and the discharge capacity will tend to be stable. furthermore, the effects of la2o3 additives on the electrochemical performances of zinc electrodes were investigated. the results shows that the addition of la2o3, in zinc electrode can improve the area of reduction peak and the hydrogen evolution potential which means the cathodic hydrogen evolution reaction can be hindered
氧化鋅與氫氧化鈣在堿性溶液中化學反應生成的難溶於堿的鋅酸鈣可以使鋅電極的循環壽命得到提高,放電容量也趨于平穩,此外還考察了氧化鑭對鋅酸鈣電極電化學性能的影響,結果表明:添加適量氧化鑭能明顯改善鋅電極的電化學性能,使鋅電極的還原峰電位正移,電極反應可逆性得到改善,同時也可抑制鋅電極析氫反應的發生,提高了鋅電極的陽極電流,對陽極反應有一定的活化作用;同時還可以改善鋅電極的放電特性,增加電極的放電容量。Three kinds of microbe, i. e. methane - oxidizing bacteria, anaerobic cellulose - decomposing bacteria and sulfate - reducing bacteria, were selected for experimental study, so the disturbance of surface biochemical effect was effectively inhibited, thus causing the microbiological anomaly to be able to reflect objectively the deep - seated hydrocarbon micro - leakage, it is pointed out that the result of predicting subsurface hydrocarbon distribution by use of the microbiological anomalies is obvious
選擇三種微生物指標:甲烷氧化菌、厭氧纖維素分解菌和硫酸鹽還原菌進行試驗研究,有效地抑制了地表生物化學作用的干擾,使微生物異常能夠較客觀反映地下深部油氣微滲漏情況,微生物異常預測地下油氣的分佈,效果顯著。Reductant, decolourizer, stabilizer, organic compoundand sensibilization. and it is widely used in printing and dyeing, paper - making
可用作還原劑漂白脫色劑塑料穩定劑有機合成抗氧劑和感光材料的敏化劑等。Reductant, decolourizer, stabilizer, organic compoundand sensibilization. and it is widely used in printing and dyeing, paper - - making
可用作還原劑、漂白脫色劑、塑料穩定劑、有機合成抗氧劑和感光材料的敏化劑等。Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability
闡述了鍍液中各組分的作用:絡合劑能有效地改變銅、錫的電位,促使初期的置換反應順利進行;還原劑能加快化學反應速度,對反應動力學有積極的促進作用;抗氧化劑能有效地防止鍍液中sn ~ ( 2 + )的氧化;添加劑a能提高鍍液的穩定性,添加劑b對鍍層能有細化和光亮作用,擴大了鍍層光亮區的范圍;添加劑c作為平滑劑,不僅能增強鍍層表面的平整性,而且能提高鍍液的分散能力;表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題,提高了鍍層的表面質量和鍍液的穩定性。Thioredoxins, an ubiquitous small proteins with a redox active disulfide bridge in its conserved motif - cp ( g ) pc -, are universally distributed in eucaryote and procaryote and have a molecular mass of approximately 12kda. by its disulfide / dithiol interchange reaction, this protein can transmit the regulatory signals to seleted targets ( enzymes, transcription factors etc ) and plays an important role in many plant physiological processes that includes photosynthesis, dna synthesis, transcription, protein disulfide reduction, protein repair, filamentous phage assembly, cell apoptosis and seeds germinating and so on
該蛋白質中含有保守的- cp ( g ) pc -氨基酸活性基序,該基序中的兩個半胱氨酸殘基可通過巰基二硫鍵的轉換實現其氧化還原狀態的變化和電子氫的傳遞,對細胞中與氧化還原相關的多種生理過程的調節起重要作用。通過同許多酶類、蛋白類、細胞內活性因子相藕連, trx能對光合作用、 dna復制、基因轉錄、細胞凋亡和生長、噬菌體組裝、蛋白質的還原和修復信號傳導等生理過程產生影響和調節。According to the analysis on the lithogeochemical features and the carbon and oxygen isotopes of calcareous sandstones, it is realized that there some genetic relation between the formation of calcareous sandstone and uranium mineralization in the oxidation - deoxidation transitional belt, that is the precipitation and enrichment of uranium is accompanied by the deposition of carbonate and formation of calcareous sandstone
根據鈣質砂巖的巖石地球化學特徵,結合碳、氧同位素分析認為,氧化還原過渡帶中鈣質砂巖的發育與鈾礦化的形成具有一定的成因聯系,即在鈾沉澱富集成礦的同時,伴隨著碳酸鹽的析出作用,形成鈣質砂巖。When sparsely - planted rice overgrew its earing period, light intensity in the mid - lower part increased, photosynthesis prolonged, activity of nitrate and peroxide decreased, protein content increased by more than 50 %, velocity of leaf ageing slowed, but accumulation of dry matter of grain accelerated and 1000 - grain weight increased too
摘要稀植栽培的水稻,抽穗后田間表現為中下部光強明顯增加,光合作用時間延長,硝酸還原酶和過氧化物酶活性降低,蛋白質含量增加50 %以上,葉片衰老延緩,籽粒干物質積累加速,千粒重提高。From a viewpoint of organic synthesis chemistry, the recent development and applications of molecular iodine as a catalyst in organic reactions including the formation and cleavage of common protecting groups, oxidation, reduction, cyclization, addition, substitution and rearrangement are reviewed
從有機合成化學的角度,按反應類型綜述了分子碘作為催化劑在有機化學中的應用,碘催化的反應主要涉及保護基團的形成和裂解、氧化和還原反應、成環反應、加成反應、取代反應和重排反應等。The preparation of functionalized mesoporous molecular sieves were introduced, which are including the formation of the acid active sites, redox active sites and used the support for immsobilizing enzyme catalysts by heteroatomic substitution ; the formation of polymerization active sites, acid active sites or chiral catalysis sites by the organic - inorganic graft ( or hybridization ) ; as the carriers, the transition metals, transition metal oxides and acid catalysts are supported
摘要介紹了介孔分子篩經雜原子取代,引入酸功能、氧化還原功能;經有機無機嫁接(雜合) ,引入聚合催化功能、酸催化功能、手性催化功能;經修飾的介孔分子篩,用作固定化酶催化劑的載體;作為催化劑的載體,用於負載過渡金屬及其氧化物和制備負載化的固體酸催化劑。Test methods for the determination of total oxygen in gasoline and methanol fuels by reductive pyrolysis
熱解還原作用對甲醇燃料和汽油完全氧化測定的試驗方法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。P450nor is a nitric oxide ( no ) reductase ( nor ) found in eukaryotic microorganisms, which reduces no to nitrous oxide ( n2 o ) by directly accepting electrons from nadh or nadph
細胞色素p450nor起著一氧化氮還原酶的作用,能以nad ( p ) h為直接電子供體將no還原成n _ 2o 。N - acetylcysteine is the acetylation of l - cysteine as the donor of sulfhydrylgruppe ( - sh ), not only has the great antioxidation, but also supplies the reduced glutathione in the body efficiently, and pretects the cell not to be injuried. the preventive effective of n - acetylcysteine against acute lung injury has been supported by the animal experiment and clinic research
N -乙酰半胱氨酸是l -半胱氨酸的乙酰化物,作為巰基的供體,不僅具有強大的抗氧化作用,還能有效補充機體內降低的還原型谷胱苷肽,保護細胞免受損傷,其對急性肺損傷的防治作用已獲得動物實驗和臨床研究結果的支持。More intriguingly, in hippocampus, 11 - hsd1 and gr were found to co - exist in the same neuron ; and 11 - hsd1 can convert biologically inert 11 - keto gc metabolites into biologically active gc. gc regeneration by 11 - hsd1 will concentrate gc locally to enable its interaction with the low - affinity gr
而11 - hsd1具有氧化還原酶的雙重催化作用,廣泛存在於糖皮質激素的靶器官,如肝臟、神經系統、胎盤和胎膜,其催化方向取決于組織類型和功能狀態。分享友人