reaction dynamics 中文意思是什麼

reaction dynamics 解釋
反應動力學
  • 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】...
  • dynamics : n. pl. 1. 〈用作 sing. 〉 力學;動力學。2. 動力,原動力。3. 動態。4. 【音樂】力度強弱法。
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型,運用該學科的運動學分析方法研究機構的運動規律,編制了通用優化設計軟體。由於考慮了更多的空間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相比更能反映實際運動規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的空間動力學模型后,運用多體動力學中的動力學分析方法研究各個桿件的受力,計算出上下球鉸的約束反力,並開發出了相應的通用計算程序。
  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. Various chemical strategies have been introduced to the system to affect the dynamics of reaction, and thus, to adjust the nucleation and growth process. by using appropriate complexing agents as controlling reagents and adjusting the reaction temperature, both morphologies ( nanorods and fractals ) and structural phases ( zinc blende or wurtzite structures ) of cdse nanocrystals can be easily controlled. a precipitate slow - release controlled method was designed in the synthesis of manganese selenides

    在化學調控合成思想的指導下,運用已取得的調控合成的成功經驗,利用mnseo3沉澱緩釋放出mn2 +源和硒源,在調節反應溫度的基礎上,于同一反應體系成功地合成了mnse2和mnse的立方體和球形微米晶,實現了產物組成和維度的調控,並對它們的磁行為進行了研究。
  4. And it also shows some microscope dynamics mechanism of the system. the present results also demonstrate that the svrt model for atom - polyatom reaction provides a practical and accurate approach for studying chemical reactions involving polyatomic molecule

    同時也說明在研究多原子參與的化學反應中, svrt模型是一種實際可行的方法,值得應用到更一般的多原子分子反應體系中去。
  5. The removal dynamics of pesticides by plants was corresponded with the first order kinetic reaction. the half lives of dimethoate, malathion, and methyl parathion with a concentration of 10 mg / l, ethion, dicofol, and cyhalothrin with a concentration of 1 mg / l in 250 ml planted with 10 - 11 g water hyacinth were 236 hrs, 77 hrs, 25 hrs, 65 hrs, 62hrs, and 80 hrs, and those in unplanted water solutions were 338 hrs, 274 hrs, 226 hrs, 236 hrs, 114 hrs, and 365 hrs respectively

    濃度分別為10mg l的樂果、馬拉硫磷和甲基對硫磷及ling l乙硫磷、三氯殺蟎醇和三氟氯氰菊酯250ml在104鳳眼蓮培養液中的半衰期為236hr 、 77br 、 25hr 、 65hr 、 62hr和80hr ,而無鳳眼蓮對照培養液中的半衰期分別為338hr 、 274hr 、 226hr 、 236hr 、 114hr和365hr ,其降解速率分別提高了43
  6. 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。
  7. The sulfonating reaction was found on the unsaturation bonds of polybutadiene basing on the research of dynamics of the sulfonating action and ftir analysis of reacted products

    通過研究磺化反應的動力學和對磺化產物的分析測試,提出磺化發生在聚丁二烯的雙鍵上新觀點。
  8. Other nonlinear phenomena we studied include spiral wave dynamics in chemical reaction ( chi - keung chan ) ; pattern formation in fracture phenomena ; collective behavior of driven and self - propelled particles ( kwan - tai leung ) ; and jamming of granular flow in hoppers ( kiwing to )

    另外,我們也研究物質斷裂中之裂紋路徑與網路圖型形成機制,及因自我或被驅動之粒子的集體運動行為所產生的相變現象(梁鈞泰) 。
  9. We study the formation mechanism of semiconductor grains from the aspect of the thermodynamics and the dynamics of the grains and the chemistry reaction in the films

    從濺射薄膜沉積時或退火處理時的薄膜中顆粒的熱力學和動力學的角度以及是否存在化學反應對半導體顆粒的形成機理做了進一步的探討。
  10. The usage of reaction diffusion equations in the dynamics of biological populations mainly reflects that the ecological equations have a diffusion term

    反應擴散方程運用到生物群體動力學中主要體現在生態方程有了擴散項。
  11. According to the physical model, a mathematical model and computational method were proposed. an axially symmetric transient thermal conduction equation was put forward, which included material pyrolysis, pyrolysis gas flow and chemical reaction in charred layer. chemical reaction was controlled by chemical dynamics, and the reaction rate was computed using arrhenious equation

    針對物理模型提出了相應的數學模型和數值計算方法,在材料內部建立了二維軸對稱的非穩態導熱控制方程,其中加入了材料熱解、熱解氣體流動以及炭化層內的化學反應等因素的影響,化學反應由化學動力學控制,通過arrhenius公式確定其反應速率。
  12. Although scientists understand what occurs during many of the 80 individual chemical reactions involved in blood clotting, many questions about the dynamics of the entire reaction network remain

    盡管科學家們對人體血液凝固過程中所發生的80種化學反應的大部分機理有所了解,但對整個連鎖反應的動力學情況卻仍然存在許多疑問。
  13. 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。
  14. This article discusses the application of stable treatment, based upon the principle of dynamics with continuous reaction

    摘要從連續反應的動力學原理出發,討論了穩態處理法的適用條件。
  15. Meanwhile, initial research on the nah2po2 concentration in the bath, shows that it can greatly improve the deposition rate of electroless tin and has the effect of positive promoting reaction dynamics too

    同時,對鍍液中次磷酸鈉的初步研究表明:它能明顯提高錫的沉積速度,對反應動力學有著積極的促進作用。
  16. Fan, j. and shen, c. ( 1995 ) a sterically dependent chemical reaction model. rarefied gas dynamics, edited by j. harvey & g. lord, pp. 469 - 475

    沈青,樊菁,胡振華,徐曉燕( 1996 )過渡領域三維繞流直接統計模擬的新演算法。空氣動力學學報, 14卷, 3期, 467 475頁
  17. Molecular reaction dynamics is a branch of chemical reaction dynamics

    分子反應動力學是化學反應動力學的一個分支。
  18. National key laboratory of molecular reaction dynamics, chinese academy of sciences, dalian, 116023

    中國科學院大連化學物理研究所,分子反應動力學國家重點實驗室,大連, 116023
  19. It is an important topic of molecular reaction dynamics to study the chemical reaction with the method of the quantum theories

    用量子理論的方法來研究化學反應的動力學規律是其重要課題之一。
  20. Progress in synthesis reaction dynamics of ' - sialon by carbothermal reduction and nitridation with natural raw materials

    3復合材料的結構性能和優質彌散相的合成熱力學
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