diffusion cell 中文意思是什麼

diffusion cell 解釋
浸出罐
  • diffusion : n. 1. 散布,發散。2. 傳播,普及。3. 冗長。4. 【化學】滲濾。5. 【物理學】擴散,漫射。
  • cell : n 1 小室,單室;隔間,艙;〈詩〉茅舍;(單個的)蜂窩,蜂房。2 〈詩〉墓穴,墓。3 (大修道院附屬的...
  1. Constructing quantitative model with ordinary differential equations for the cell - cycle control system, it is appropriate to use ordinary differential equations ( odes ), because molecular diffusion, transcription, translation and membrane transport seem to be fast ( a matter of seconds ) compared with the duration of the cell cycle ( hours ). spatial localization of reactions can be handled by compart - mental modelling, in the spirit of pharmacokinetics

    對于這樣的細胞周期控制系統,應用常微分方程是適合的,因為比起細胞周期的時間(以小時計)來,分子擴散,轉錄,翻譯和膜運輸是很快的(以秒計應用藥物動力學的區域化模型的方法,可以處理反應的空間分佈。
  2. The development of pressure within a cell as result of the diffusion of water into it is called turgor.

    由於水擴散到細胞內,使一個細胞內壓力上升,被稱之為膨壓。
  3. Metallothionein - ii, 6. 8kda, purified from the liver of rabbit induced by cadmium, has been crystallized in the space group p6322 using hanging drop vapor diffusion method, with unit cell parameters

    金屬硫蛋白懸滴汽相擴散法空間群晶胞參數不對稱單位中圖分類號:
  4. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述直接甲醇燃料電池( dmfc )陰極氧氣的傳遞和電化學反應過程,研究了過電位-電流密度曲線受陰極結構參數變化的影響程度,其中著重考慮了以下幾個參數:催化層的孔隙率,浸漬聚集體薄膜的厚度,浸漬聚集體的半徑,浸漬聚集體在催化層中的體積分數。
  5. The flow characteristics, distributions of current density and chemical components, and the performance of these two different designs are calculated and compared. the flow and mass transport characteristics are analyzed in detail, which indicate that strong forced convection is produced in the interdigitated flow field, which consist of dead - end gas channel that force the gases through the porous electrodes. results of comparison show that forced convection induced by the interdigitated flow field in the diffusion layer effectively enhances mass transport of reactants and products, thus leading to a higher cell performance and the limiting current density

    在傳統流道設計的pemfc中,反應物從流道到催化層的供應和生成物從催化層到流道的排出主要是以擴散為主,而在交叉梳狀流道設計中,以流動帶動的對流傳遞則占據了主導地位,而且這種以對流為主的傳遞機理大大提高了反應物和產物傳遞速率,從而有效地改善了電池的極限電流密度和極化性能等特性。
  6. Additional specific topics include : constructing and modeling of genetic networks, lambda phage as a genetic switch, synthetic genetic switches, circadian rhythms, reaction diffusion equations, local activation and global inhibition models, center finding networks, general pattern formation models, modeling cell - cell communication, quorum sensing, and finally, models for drosophila development

    外加的特定題目尚有:建構基因網路的模型、以嗜菌體作為基因開關、合成基因開關、日夜節律、反應擴散方程式、局部活化和整體抑制模型、中心尋找網路、整體型式生成模型、細胞間訊息互換的建模、數量感應,最後也將探討果蠅的發育模型。
  7. It is described that the innovatory technology of selective diffusion and study on surface passivation in theory for crystalline silicon solar cell

    本文的主要內容是介紹晶體硅太陽電池選擇性擴散新工藝和表面鈍化的理論研究。
  8. The effect of thermal conductivity of membrane on the distribution of temperature in the fuel cell is discussed, and the effect of inlet velocity and porosity of porous diffusion layers on the fuel cell performance are analyzed

    討論了質子膜的導熱率對電池內溫度分佈的影響。分析了進料速度和多孔擴散層孔隙率對電池性能的影響,結果表明較快的進料速度和較大的擴散層孔隙率都能有效提高電池的性能。
  9. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of alkaline fuel cell ( afc ) and pemfc have been expressed with the tffa model, including oxygen transferring in gas channel of gas diffusion layer and reaction layer, oxygen dissolution and diffusion in thin - film of reaction layer, oxygen reaction and diffusion in flooded - agglomerate of reaction layer and the conduction of electron and ion. numeric algorithm of the model equations is also obtained

    本文將tffa模型應用於堿性燃料電池( afc )和質子交換膜燃料電池( pemfc )陰極,推導出陰極各種傳遞和反應過程的描述方程,包括氧氣在氣體擴散層和反應層氣體通道中的擴散,氧氣在反應層薄膜中的溶解和擴散,氧在反應層浸漬聚集體中的反應和擴散以及電子和離子的傳導,並給出方程的數值解法。
  10. At first, a two - dimensional across - the - channel mathematical model for simulation of a direct methanol fuel cell is described. the model accounts simultaneously for electrochemical kinetics, hydrodynamics, and multicomponent transport, and fully accounts for the mixed potential effects of methanol oxidation at the cathode as a result of methanol crossover caused by convection, diffusion and electro - osmosis

    首先描述了一個用於模擬直接甲醇燃料電池特性的垂直於流道的二維數學模型,模型考慮了多組分傳遞、水動力學和電化學動力學,並且考慮了甲醇竄流在電池陰極產生的混合電位的影響。
  11. Facilitated diffusion a passive transport of molecules across a cell membrane along a concentration gradient, mediated by carrier molecules or complexes, usually proteins

    易化擴散(促進擴散) :分子沿濃度梯度由載體分子或復合物(通常是蛋白質)作為媒介的一種被動跨膜運輸。
  12. Passive diffusion : in this process, transport across a cell membrane depends on the concentration gradient of the solute

    被動擴散在被動擴散過程中,跨細胞轉運依賴于溶質濃度梯度。
  13. Generally the minority carriers accumulated by the cell are generated either directly from the p - n junction or the distance between the generated minority carriers and the junction is less than the diffusion length of the minority carriers

    通常的太陽電池收集的少數載流子要麼是產生於p - n結,要麼是少數載流子距離結的距離必須小於其擴散長度。
  14. Test method for agar diffusion cell culture screening for cytotoxicity

    瓊脂擴散細胞培養屏蔽細胞毒素的試驗方法
  15. Standard test methods for water vapor diffusion resistance and air flow resistance of clothing materials using the dynamic moisture permeation cell

    使用動態透濕單元法測試布質材料耐水蒸氣擴散性和耐氣流性的標準試驗方法
  16. Firstly, the basic principle of solar cell is summarized ; secondly, the study on selective diffusion for crystalline silicon solar cell is introduced, including the explain away structure of selective emitter solar cell and the technological design of selective diffusion ; at last, the research of surface passivation in theory is expounded

    首先,簡要闡述了太陽電池的基本原理;其次,闡述了晶體硅太陽電池選擇性擴散的研究(其中包括選擇性發射極太陽電池的結構說明和選擇性擴散的工藝設計) ;最後,闡述了表面鈍化的理論研究。
  17. In fungi and small protoctists waste products are excreted by diffusion through the cell or body surface into the external medium

    真菌和小型的原生生物代謝廢物的分泌則通過細胞或體表擴散到外界。
分享友人