表面化學反應 的英文怎麼說

中文拼音 [biǎomiànhuàxuéfǎnyīng]
表面化學反應 英文
surface chemical reaction
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. Hydrofluoric acid will react with carbon steel and monel producing a fluoride buildup on the metal surfaces which can render the valve inoperable

    氫氟酸會與碳鋼和蒙乃爾發生化學反應，產生氟化物，聚積在金屬表面，從而致使閥門無法正常工作。
  2. Analysis for the product hydration process of natural maintenance show tailings and quartz sand surface is advantage for the major influence of hydration outcome in jing pei generate " base role ", do not participate in chemical reaction basically, while steam temperature and pressure for hydration structure and form of low silicon - tailings aerocrete have obvious influence, it is why the compressive strength of two products have obvious difference

    對自然養護的製品水化過程分析的研究表明，尾礦和石英砂表面對於水化產物的主要影響是利於晶胚生成的「基底作用」 ，基本不參與化學反應，而蒸壓溫度和壓力對低硅尾礦加氣混凝土水化產物的結構、形態有著明顯的影響，導致兩種製品的抗壓強度有明顯差別。
  3. 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。
  4. The results show that, the interfacial bonding strength of new and old concrete is evidence lower than the new or old concrete itself. besides the dimension and roughness of bond interface, the chemical reaction degree at the interface is also the main factor

    分析結果表明：新老混凝土的界面粘結強度除了受老混凝土界面的尺寸及表面結構、粗糙程度影響外，還與新老混凝土粘結界面間發生化學反應的強弱有關。
  5. ( 4 ) preliminary investigation of the mechanism of electroless nickel on silicon showed that the catalysis of. silicon surface was acquired by the oxidation of silicon that prompts the deposition of nickel

    （ 4 ）對單晶硅表面化學鍍鎳的機理進行了初步的探討，結果表明硅表面的化學鍍催化活性可能是由硅的氧化反應促使鎳離子沉積成鎳核所形成的。
  6. Microstructure of the composite layer was analyzed with help of optical microscope, scanning electronic microscope ( sem ), electronic probe microanalysis ( epma ) and x - ray diffraction ( xrd ). the compacting of the billet and the forming mechanism of the carbide reinforcement were studied based on thermodynamics and kinetics of reaction, sintering theory and the result of dta. at the same time, the wear - resistance of the composite layer was studied under condition of dry sliding friction

    利用光學顯微鏡、掃描電子顯微鏡、電子探針以及x -射線衍射儀，分析了表面復合層的基體組織結構；運用反應熱力學、動力學、粉末燒結理論和燃燒合成理論，結合差熱分析結果，探討了表面復合層壓坯的燒結緻密化原理和碳化物增強相的形成機理；利用坯塊在真空燒結爐不同溫度下的燒結出來的顯微組織分析，模擬出坯塊的燒結過程中的化學反應過程。
  7. The clouds form surfaces where chemical reactions can take place that produce ozone - destroying molecules

    在這種雲表面化學反應會產生一種破壞臭氧層的分子。
  8. The surface reaction of water atomized 304l austenitic stainless steel powder during sintering has been studied

    摘要研究了水霧化奧氏體不銹鋼粉末在緻密時的表面化學反應。
  9. It was discovered that the reaction on particle and pore surface was fiercely influenced by sintering temperature, and reaction products and their morphology and distribution related to the mechanical properties of materials

    研究發現顆粒表面和孔隙表面的化學反應受緻密溫度的強烈影響，材料的力學性能與表面化學反應產物及其形態和分佈有關。
  10. Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently

    本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上，建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上，建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時，引入了考慮吸附、表面反應和脫附的表面化學反應速率公式，當催化轉化處于質量輸運控制區時，引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式，並與化學反應速率相耦合，得出由擴散過程決定的化學反應速率公式。
  11. In this thesis, three systems, namely, perfect and defect sno _ 2 ( 110 ) surfaces, ti and ru - doped surfaces and the adsorptions of small molecules on above perfect surfaces have been studied in details by using the first - principles method with the combination of pseudopotential plane - wave and atomic basis sets. the structural stability, surface states and the surface chemistry of undoped and metal doped sno _ 2 ( 110 ) surfaces have been discussed, which can provide the theoretical rules to improve the surface properties of this special functional material

    為了深入了解sno _ 2表面的電子結構本質及其化學反應性質，本論文採用贗勢平面波和原子軌道基組相結合的第一性原理方法，詳細考察了三種類型體系，即sno _ 2 （ 110 ）完整和缺陷表面、 ti和ru摻雜表面、以及典型小分子在上述完整表面的吸附，揭示了sno _ 2 （ 110 ）及其金屬摻雜表面的構型穩定性、表面態及其對表面化學反應性的影響，為該類型表面功能材料的改性提供理論依據。
  12. Piezoelectric sensing technique has been applied to many fields, including analytical chemistry, life science, environmental monitoring and surface sciences because of it ' s small size, high sensitivity, simplicity, low power consumption and broad sensing spectrum. piezoelectric immunosensors possess high selectivity provided by antibodies or antigens and sensitivity response directly to the mass change of proteins. immobilization technologies of biomolecules are of paramount importance in order to preserve their biological activity

    壓電免疫傳感技術利用壓電晶體與抗原抗體特異性免疫反應結合的特徵，通常在壓電石英晶體表面先固定抗原（抗體） ，響應溶液中抗體（抗原）引起的質量、密度和粘度等性質的變化，它兼具有壓電質量響應的高靈敏性和生物化學反應的高特異性。
  13. It was suggested that the difference in the tribological performance between mos2 nanoparticles and common mos2 particles was attributed to the surface and interfacial size - effect of nanoparticles and the formation of molybdenum trioxide thin film on the rubbed surface

    由於納米二硫化鉬顆粒具有納米粒子的表面與界面效應等特性，表面易於發生摩擦化學反應，生成含有氧化鉬的表面膜而起潤滑作用，因而有著比普通二硫化鉬更優良的摩擦學性能。
  14. The reaction kinetics of the sorbent with so2 was well described by the surface coverage model, which assumes that the sulfation rate is controlled by the chemical reaction on the sorbent grain surface and takes into account the surface covered by the product

    吸收劑與二氧化硫的反應可用表面覆蓋模式很好地描述；該模式假設吸收劑晶粒表面之化學反應為速率控制步驟，並且考量被產物覆蓋的表面積。
  15. Model of electrochemical reaction charge transferring on surface of mineral grain and its flotation significance

    顆粒表面電化學反應電荷傳遞模型及其浮選意義
  16. It is these particles that can change nitriding layer microstructure and that accelerates the layer formation. nitrogen is infiltrated through the surface of metals and it changes the chemical components. as a result, the surface of metal has good performance with high hardness, high resistant attrition, high fatigue strength, high resistant erode and resistant die burn

    這些高能粒子可以改變滲層組織，結構和促進化學反應過程，加速滲層形成，使氮元素滲入金屬表面，從而改變金屬表面的化學成分，使之具有高硬度、高耐磨性、高疲勞強度、高腐蝕能力及抗燒傷性。
  17. The results of calculation prove : the new structured coaxial probe is superior to the traditional coaxial probe in both sensitivity and penetrating depth when used to measure the dielectric properties of chemical reactants or layered biological tissues, and the relationship between the measurement sensitivity of this new structured probe and the frequency of electromagnetic wave are obtained, which provides the optimal frequency for the actual application

    計算結果表明：在化學反應溶液及生物分層組織介電特性參數的測量中，這種新型的同軸探頭在測量靈敏度及透入深度兩方面都優于傳統的平口同軸探頭。通過計算模擬還得出了這種新型同軸線探頭的測量靈敏度與電磁波頻率的關系，為進一步研究其最佳測試頻率提供了有價值的參考依據。
  18. Regional photochemical reaction is weak over this area, to a great extent, the atmospheric background condition influences to the variation of surface o3, tthe variation of vertical wind speed is significant to surface o3, from seasonal distribution of vertical wind, it appears upward air current in winter, spring and autumn, repectively, while it is mainly downward in summer, it is favorable to the o3 transport from stratosphere layer. at walilguan, the variation of humidity impacts a little on surface o3, the relationship between surface o3 and wind speed is relatively complicated, by correlation statistic analyze, it is sure that the wind speed is not one of the important factor

    （ 2 ）瓦里關地區局地光化學反應較弱，地面o _ 3在很大程度上受大氣背景狀況的影響； （ 3 ）垂直風變化對地面o3日變化影響較大，從垂直風季節分佈看，春、秋、冬三個季節為上升氣流，而夏季下沉氣流則很旺盛，這種分佈有利於平流層o _ 3向下的輸送； （ 5 ）濕度對地面o _ 3貢獻並不明顯； （ 6 ）各季節水平風速與地面o _ 3之間的關系較為復雜，不同季節相關分析表明，水平風速並不是影響地面o _ 3變化的主要因子之一。
  19. In this paper a numerical method for equations of transport and biodegradation in the fractured media is discussed. because the equations consist of terms related to advection, diffusion, biochemical as well as the term of exchange betwen the fracture and the porous media, it is very difficult to find their solution. in order to find more efficient method for solving these equations, several numerical methods for the equations without biochemical terms are discussed first. the numerical results show that the cubic spline method can be used to solve advection flow dominated problem which often occurred in the fractured media. then, the equation with both advection - diffusion term and biochemical term are discussed. the splitting - operator is used to decouple the advection and diffusion terms with biochemical term in the equations. the way to determine the smaller time step for solving fast biochemical terms is introduced through comparing the order of characteristic time of biochemical term with that advection ( diffusion ) term. numerical simulation results show that good agreement between analytical solution and experiment result is attained

    本文討論了含裂隙介質地下水污染物輸運與生物降解非線性方程組數值求解方法.方程含有對流項、擴散項、生長、死亡、吸附、解吸、趨化和孔隙與裂隙介質界面間的交換項的非線性偶合，使演算法十分困難.本文討論了無生化過程時的幾種求解方法，數值結果表明：用三次迎風插值法對常見的對流項占優勢，且場變量有較大梯度的問題較適用.在討論有生化反應過程時，利用對流項與生化反應項的特徵時間量級估算，給出了求生化過程作用子步的時間步長估算辦法.用上述方法所得到的模擬結果與解析解、無化學反應和有化學反應的實測值對比，吻合很好
  20. The gas sources that we used are trimethylgallium ( tmg ) and 99. 9999 % purity nitrogen, which were fed into reaction chamber and resonance cavity respectively. the highly dense ecr plasma up to 1011cm - 3 was created in the resonance cavity and introduced to the next reaction chamber by the force of divergent magnetic field. consequently, gan thin film was grew on the substrate sapphire ( 0001 ) placed in the downstream

    實驗採用有機金屬三甲基鎵氣源（ tmg ）和99 . 9999純度的氮氣，在ecr - pecvd150裝置共振腔內電子迴旋共振吸收微波能量產生的高密度ecr等離子體在磁場梯度和等離子體密度梯度的作用下向下級反應室擴散，在放置於下游區樣品臺上的- al _ 2o _ 3襯底表面附近發生物理化學反應沉積成gan薄膜。
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