conversion reaction 中文意思是什麼

conversion reaction 解釋
轉化反應
  • conversion : n 1 變換,轉化,轉換;換算,換位。2 (意見、信仰等的)改變〈特指改信基督教〉;(車身,設備等的)...
  • reaction : n 1 反作用,反應;反沖;反動力。2 【政治學】反動,倒退;復古(運動)。3 【化學】反應,【物理學】...
  1. As to the separation of p - xylene / m - xylene, in order to blend polymer hydrophobe with p - cd which is preferential to adsorb p - xylene, etherified p - cd was synthesized using benzyl chloride ( phch2cl ). the influences of etherification conditions on the reaction conversion and the degree of substitution of etherified p - cd were investigated. the reaction conversion increases with the increasing of molar ratio of phcr ^ cl : p - cd and the concentration of p - cd

    對于px mx體系的分離,為使對px具有優先絡合能力的一環糊精( cd )能夠與油溶性高分子共混,本文採用williamson合成法運用氯化芐( phch _ 2cl )使-環糊精( - cd )醚化,並由元素分析結果,計算出醚化產物的取代度和轉化率,系統地考察了反應條件對轉化率和取代度的影響。
  2. The reaction activity was influenced by the velocity of gas, and the conversion rate was inverse ratio to the velocity of flow

    同時研究了反應氣體流速對h _ 2s光催化氧化反應的影響, h _ 2s的去除率與流速成反比。
  3. Abstract : the principal development of the study on chemical conversion of nitrogroup derivatives for the toluene was summarized at first based on this review, described herewith are reaction mechanisms and effects substituents and concluded four methods about sclcctive oxidation of nitrotoluene

    文摘:在這篇文章中,首先綜述了甲苯硝基衍生物研究的進展,根據這一評論詳細地說明了化學轉化機理和取代基效應,並對硝基甲苯的選擇性氧化進行了簡單評述。
  4. Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly

    一、實現了無常規化學引發劑存在下的超聲輻照引發丙烯酸正丁酯( ba )間歇乳液聚合,制備了pba納米粒子,在11min內轉化率達到90 ,分子量達5 . 24 10 ~ 6 ,隨反應時間的延長而降低,表明超聲輻照引發乳液聚合是一個動態的復雜過程,單體的聚合和聚合物的降解同時發生。
  5. Studied the liquid - phase synthesis of butyl acetate from n - butyl alcohol and acetic acid using the supported heteropoly blue as catalyst. examed several factors imposing on esterification. the results revealed : using this catalyst, the reactions conversion percentage reaches nearly 100 %, product yield is 98. 9 %, selectivity is 98. 9 %. reusing it 10 times, the efficiency is still well. in addition, using this catalyst, the reactions temperature is mild, the reaction time is short and the equipment hasnt any erosion. furthermore, there is no “ threewastesdischarge

    對以負載型雜多藍為催化劑的乙酸與正丁醇的液相酯化反應進行了研究.考察了影響酯化反應的因素.結果表明:以負載型雜多藍為催化劑,酯化反應轉化率接近100 % ,收率可達98 . 9 % ,選擇性為98 . 9 % ,重復使用10次催化效果仍好.該催化劑還有反應條件溫和、反應時間短、對設備無腐蝕、無三廢排放等優點
  6. The effect is studied systematically of various factors ( such asthe reaction temperature, water consumption, proportioning and continuous operation mode ) on the reaction process for the manufacture of potassium sulfate by double decomposition of potassium chloride and ammonium sulfate, and appropriate process conditions are determined for the conversion

    系統探討了各種因素(如反應溫度、水用量、配料比以及連續化操作方式)對以氯化鉀、硫酸銨為原料的復分解法制硫酸鉀反應過程的影響,確定了適宜的轉化反應工藝條件。
  7. The effect is studied systematically of various factors ( such as the reaction temperature, water consumption, proportioning and continuous operation mode ) on the reaction process for the manufacture of potassium sulfate by double decomposition of potassium chloride and ammonium sulfate, and appropriate process conditions are determined for the conversion

    系統探討了各種因素(如反應溫度、水用量、配料比以及連續化操作方式)對以氯化鉀、硫酸銨為原料的復分解法制硫酸鉀反應過程的影響,確定了適宜的轉化反應工藝條件。
  8. The intrinsic chemical reaction rate constant was insensitive to the precursor and the calcinations history of cao, but the product layer diffusivity was affected by these two factors in the initial stage and decreased to a constant value with increasing conversion of cao

    化學反應速率常數不受氧化鈣的先驅物與其鍛燒程序所影響,但產物層擴散系數在初始階段則受到上述兩因素的影響,並隨著氧化鈣的轉化而減少至一定值。
  9. The modified nickel - supported catalysts possess good reaction performance, conversion of propane and carbon dioxide as well as yield of hydrogen

    採用稀土改性的氧化鋁負載的鎳催化劑顯示出較好的催化活性,比氧化鋁負載的貴金屬催化劑有更好的丙烷二氧化碳轉化率和氫氣收率。
  10. Reaction catalyzed by solid super acid to synthesize alkyl - polyglycoside is reported. the best reaction activity of solid super acid catalyst is discussed. the conversion of glucose arrived to 99 %

    報道了固體超強酸作催化劑合成烷基葡萄糖多苷的反應,並討論了固體超強酸的最佳反應活性,葡萄糖轉化率達99 % 。
  11. Owing to their perfect hydrogen permeability and thermostability, palladium and palladium alloy membranes have been used as hydrogen separator and purifiers, and they can serve as membrane reactors for reactions such as dehydrogenation and hydrogen production, which integrates the reaction with separation and enhances the conversion and selectivity

    鈀及其合金膜由於具有透氫性好和耐高溫的特點,除了用作氫氣分離和純化器外,還可以用作脫氫、制氫等反應的反應器,以實現反應和分離的一體化,並提高轉化率和選擇性。
  12. According to this, we have deduced that branching reaction must have been happened during the polymerization which has been caused by chain transfer at high conversion rate

    說明聚合反應中發生了鏈的支化反應,這是由於高轉化率時,大分子發生鏈轉移所引起的。
  13. By calcining low humidity pelleted kaolin, a kind of metakaolin pellet, inside which the macroporous structure developed , has been prepared. the structure remarkbly benifits reactant ion transference. so, the variety has high acid leaching reactivity, even coarse as the pellets are, its reaction kinetic is still maintained zero order up to a significant conversion rate

    在用鹽酸加熱浸取時,該類球粒內的鋁質組分表現出高酸溶反應活性,不同粒級的該類球粒有相似的浸出率時間曲線,且大部分鋁能被迅速浸出。
  14. The results indicate that the reaction temperature to form fes _ 2 fully is 400 ?. higher temperature than 400 ? makes an insignificant acceleration to the conversion from fe to fes2

    研究結果表明,硫化溫度為400時能充分形成fes _ 2 ,高於400后,硫化溫度的升高對fes _ 2的形成沒有明顯的促進作用。
  15. The conversion of phosphate into phosphine was an important biological reaction with potential value in application

    摘要磷酸鹽轉化成磷化氫是一個具有重要潛在價值的生物反應。
  16. Then, this thesis had analyzed current demand from the securities companies and the feature of existing data, designed the granularity model, dimension model, system structure and function module of data warehouse for securities companies. the author had detailed demonstrated the designing and realizing of multi - dimension dataset, data conversion module, manage and control module, multi - dimensional analysis module, demonstrated the analysis result to client terminal with the example of client transaction analysis. so to provide quick and effective reports and analysis to the decision makers of securities companies in multiple aspects, and upgrade the company ’ s market reaction speed and competitiveness

    其次,根據對券商現有需求及現有數據特點的分析,對券商數據倉庫的粒度模型、維度模型、系統結構及功能模塊進行了設計,並以客戶交易分析主題為例詳細闡述了多維數據集的建立以及數據轉換模塊、管理控制模塊、多維分析模塊及多維數據前端展示的實現,從多角度、多方位為券商決策人員提供了快速有效的各種分析報表,提高了企業的市場反應速度和競爭力水平。
  17. The project begins with the process of relating laws of vehicle emission, proposing a way to lower the engine emission of jy50qt by analyzing the 2 - stroke engine emission principle and the catalyze reaction. the experiments in this project are arranged with taguchi methods, optimized by using carburetor matching technology, catalyze conversion technology and second - air - recharge technology to jy50qt emission research in different period, and the test results meet with euroi requirement

    本課題從研究法規的進程入手,通過對二沖程發動機排放污染的機理和催化反應的機理分析,運用化油器的匹配技術、催化凈化技術和二次空氣補氣技術分階段地對jy50qt的排放進行了全面的優化,並達到了歐洲的排放要求。
  18. Using nano lih and nano nah as reducers, in refluxing thf and under normal pressure, cinnamaldehyde were selectively reduced to cinnamyl alcohol with selectivities of 99 % at higher conversions. changing reaction temperature or the molar ratio between reactants and cinnamaldehyde can improve the selectivities and conversions. in addition, the sequence of the reactants is another factor to affect the selectivity and conversion in this reaction

    實驗還同時考察了溫度、 mh的比例、加樣順序等因素對選擇還原反應的影響:其中,溫度的升高能加快反應的速度並提高反應的轉化率和選擇性; mh比例的增大也能加快反應速度並提高反應的選擇性和轉化率;另一方面,改變加樣的先後順序會明顯改變反應的選擇性和轉化率。
  19. In addition, the preparation of aqueous starch microgel with aqueous solution as reaction environment has been studied. the results show that the important factors affecting the formation of starch microgel are surfactant content, concentration of starch and conversion efficiency of cross - linking reaction

    另外,本論文研究了用水溶液作為反應環境制備親水性澱粉微凝膠,研究得到表面活性劑含量、澱粉液濃度及交聯反應的轉化率是影響澱粉微凝膠形成的主要因素。
  20. To judge by the reaction in washington, dc, this was an about - face like big brother ' s conversion of eurasia from foe to ally in orwell ' s “ 1984 ”

    華盛頓一百八十度大轉彎真如奧威爾的《 1984年》中老大哥對待歐亞國從敵人到同盟的轉變。
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