相對催化活性 的英文怎麼說

中文拼音 [xiāngduìcuīhuàhuóxìng]
相對催化活性 英文
relative catalytic activity
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 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...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 相對 : 1. （面對面） opposite; face to face 2. （非絕對的） relative 3. （比較的） relatively; comparatively
  • 活性 : [化學] activity; active; activated活性肥料 active fertilizer; 活性酵母 active dry yeast; 活性粘土...
  1. Such as when the substrates was benzidine and a - naphthol, the absortion peak was 450nm after catalyticed by dna, and 501nm after catalyticed by pod, if changing substrate to benzidine and pyrocatechol, the absortion peak was 503nm after catalyticed by dna and 603nm after catalyticed by pod. the second difference was the different result after hplc : the result of hplc ( substrates : benzidine and a - naphthol ) showed that the products under the affect of dna and pod had different value on the peak and the area

    然後對以聯苯胺與-萘酚為底物，以h _ 2o _ 2為氧化劑，進行高效液相色譜分析，分析結果表明dna與過氧化物酶作用后的產物在峰面積和峰高上有不同數值；同時，不同形式的dna對該反應都有催化活性，表明只要是生物來源的dna （非特異性dna ）都具有一定程度的催化活性。
  2. Study of " ph memory " and activity water ( aw ) in processing of immobilization indicates that former factor has much effect on transformation and the latter just has little effect. permeabilization treating of baker ' s cell with alcohol and ultrasonic leads to lower transformation rate, which illustrates that permeabilization procedure has negative role on biotransformation with whole cell as biocatalyst in organic solvent. in simple dynamics research amount of biocatalysu concentration of substrate and reaction course are considered and all of them have remarkable effect on transformation

    Ph記憶、水活度及通透性處理的實驗結果表明， ph記憶對轉化有明顯的影響，水活度對模型反應的影響不大；作為完整細胞生物催化，細胞的通透性可能是傳質阻力的重要組成部分，利用不同濃度的乙醇和超聲波對細胞進行處理，結果表明，在有機相完整細胞生物催化中，通透性處理對轉化產生的是負面影響。
  3. This system uses lotus domino / notes r5 as its developing and running platform of oas, takes a associative developing mode of browser / server and client / server, document management is the central function, along with receive transaction dispatch transaction, document hasten and other function, it realize the automation of the office flow0 this paper introduces the national development and overseas of oa along with its correlative technology and the function and characteristic of lotus domino / notes firstly, analyzes the difficulty that oas faced with, brings forward a associative developing mode of browser / server and client / server and shows the design project and instance, the paper introduces the development of domino in web and the realization of workflow, gives the solution of some questions in the development and application of office automation system

    本系統以lotusdomino notesr5作為oas的開發、運行平臺，採用browser server與client server相結合的開發模式，以公文管理為核心，完成了收文辦理、發文辦理、公文催辦等功能，實現了辦公流程的自動化。論文首先介紹了oa在國內外的發展狀況及其相關技術以及lotusdomino notes的功能和特性，分析了目前oas所面臨的困繞，提出了browser server與client server相結合的開發模式並給出設計方案及實例，重點介紹了domino的web開發和工作流的實現，並且針對oas開發和實施中關于notes應用與外部數據庫之間的數據交換問題、工作流的自動化和靈活化問題以及網路瓶頸等問題給出解決方案，最後就安全性策略進行探討。
  4. The catalytic activity of ( hmbp ) 2ticl2was lower than - diketonate titanium catalysts. the catalytic activity of dinuclear - diketonate titanium catalysts was comparative to mononuclear ones. however, the dinuclear - diketonate titanium catalyst showed the synergism effect, for example, the lower catalyst concentration and the molar ratio of al to ti, the activity reached the maximum value at 80, the melting temperature of polymer was enhanced

    2 -羥基苯酮鈦[ （ hmbp ） _ 2ticl _ 2 ]的催化活性低於-二酮鈦類催化劑；雙核催化劑在催化活性方面與對應單核催化劑相差不多，但在聚合規律上表現出與單核催化劑不同的雙核協同作用，如聚合所需的催化劑濃度、助催化劑甲基鋁氧烷mao量降低，活性在80時出現極值，熔點提高等，而且雙核催化劑是單活性中心催化劑。
  5. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積，得到了含氮量為21at的cn薄膜；研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響，給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因；引入脈沖輝光放電等離子體增強pld的氣相反應，給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑；應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ，得到了含n量為56at的晶態cn薄膜；探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系，證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果；採用光學發射譜技術對cn薄膜生長過程進行了實時診斷，得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律，給出了cn薄膜沉積的主要反應前驅物，揭示了cn薄膜特性和等離子體內反應過程之間的聯系；採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性，揭示了si原子對薄膜生長過程的影響，給出了si基表面碳氮薄膜的生長模式；在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積，證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性，並可顯著提高晶態碳氮材料的生長速率。
  6. It was indicated that the yield and quality of swnts were affected obviously by the catalyst involved. after a lot of contrastive experiments, we found that binary catalyst is more active than unitary catalyst on the synthesis of swnts. the content of the elements have great effects on the final product, and the best catalyst in our experiments is fe / co / mo / al2o3 with the mixture ratio of 0. 9 / 01 / 0. 25 / 10 ( mole ratio )

    在進行了一系列對比實驗后發現，相對於一元催化劑，二元催化劑具有更好的對單壁碳管的催化活性，且催化劑中各成分的含量對產物的最終形態有十分重要的影響，本論文在實驗的基礎上得出的最優化催化劑是： fe co mo al _ 2o _ 3的配比為0 . 9 01 0 . 25 10 （摩爾比） 。
  7. Aiming at the problems of reducing cost, increasing the separation efficiency of the solid and liquid, and improving the disperse rate and the photocatalytic effect of nano - tio2 when synthesizing in liquid phase, this dissertation, taking the natural minerals as carrier and the industrial metatitanic acid and the industrial black titanic liquid as the raw material, has studied the selection of the nature mineral, the methods and the conditions of the preparation of tio2 / mineral with nano - structure and the photocatalysis of the product

    本文針對在液相法制備納米二氧化鈦時，如何進一步降低生產成本，提高產物液固分離效率，以及改善二氧化鈦納米粒子的分散性和光催化效果等問題，採用天然礦物為載體，以工業偏鈦酸和黑鈦液為原料，從天然礦物篩選、功能材料制備工藝研究和制備方法比較、產品的光化活性等三個方面進行了研究。
  8. The supported catalysts with mesocarbon microbeads ( mcmb ) as support were prepared for the first time. the effect of the support pretreatment on the catalyst performance of methanol electrooxidation was examined in detail

    在載體研製和機理研究方面的主要成果為： （ 1 ）首次採用微米級中間相碳微球（ mcmb ）作為催化劑的載體，考察了載體預處理對催化劑活性的影響。
  9. The anatase structured tio2 - sno2 binary oxides could only be prepared by stearic acid method. the photocatalytic decomposition of methyl orange was used as a model system to determine the relative influences of the preparation method and the concentration of coupled oxides on the photocatalytic activities. it was found that tio2 - sno2 ( r = 0. 15 ) prepared by stearic acid method showed higher photocatalytic activity than degussa p - 25

    發現sno :在硬脂酸法和501一gel法中對tio :微結構有著完全相反的影響規律，硬脂酸法可以制得銳欽礦型納米ti02一snoz復合氧化物;以光催化降解甲基橙為模擬實驗考察了所制備的復合納米tioz的光催化活性，結果表明，硬脂酸法制備的tioz一sno :光催化活性優異，其中樣品ti仇一snoz （間
  10. The result indicates that the anode coating containing the powerful oxygen evolution metal oxide such as rumn, ruco or rueu exhibit a higher electro - catalytic activity than pt / ti electrodes without metal oxides in coating

    結果表明鉑塗層中添加rumn ， roco和rueu等強析氧性金屬氧化物后，同塗層中不含金屬氧化物的pt / ti電極相比，對甲醇電氧化顯示了更高的催化活性。
  11. The electrocatalytic activities of the pt / c catalyst prepared with the solid phase reaction method for the ethanol oxidation is reported for the first time. it was found that the electrocatalytic activity of the pt / c catalyst with 20 % pt prepared with the solid phase reaction method is much better than that of the pt / c catalyst prepared with the traditional liquid phase reaction method

    首次研究了用固相反應法制得的pt c催化劑對乙醇氧化的電催化活性，發現用固相反應法制得的含pt量為20的pt c催化劑對乙醇氧化的電催化活性遠高於傳統的液相反應法制得的pt c催化劑。
  12. ( 4 ) through the experiment we find that so24 / zno - sno2 ( 2 : 1 ) / la3 + is most active among the samples, when use it as catalyst, . dehydration reaction last 1. 5 hour, depolymerization temperature end at 230 - 240c and production ratio of crude lactide reach to 90 %

    相對傳統的氧化物催化劑，具有較為明顯的進展： （ 5 ）考察具有較高活性催化劑的理想反應條件，並對影響精製產物收率的重結晶因素作初步探討，指出重結晶也是影響精製收率的一個重要因素。
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