超擴散 的英文怎麼說
中文拼音 [chāokuòsǎn]
超擴散
英文
over-dispersion-
With sufficient forward bias, the diffusion capacitance can easily exceed the space charge region capacitance.
當正向偏壓足夠高時，擴散電容很容易超過空間電荷壓電容。The intramolecular vibrational redistribution ( ivr ) and the ultrafast solvent inertial relaxation should account for the faster decay, while the slower decay is attributed to the diffusive solvent relaxation
快速弛豫過程來源於分子內振動能量再分配（ ivr ）和溶劑分子超快慣性弛豫動力學過程，而慢速弛豫過程對應于溶劑化的擴散分子弛豫動力學過程。There are de legates from more than twenty countries dicussed an plan and then they hope by might cantain the early spread and any influnce enza append amic pandemic
來自超過20個國家的代表討論一個他們希望能夠扼制早期的擴散和一些全國流行的感冒的計劃。On the basis of analysing the mechanism of improvement of the adsorption mass transfer by ultrasound field, a batch model cosindering pore difusion and surface diffusion, and a fixed - bed homogeneous model of mass transfer is developed.
論文在分析超聲場強化固-液吸附傳質的機理上，提出了考慮孔內擴散與表面擴散的靜態傳質模型以及考慮軸向擴散的均相動態傳質模型。At the same time, the intrapartical diffusion and liquid internal mass transfer can been enhanced by ultrasound field, owing to additional stirring, the increasing rate of intraparticle diffusion coefficient is enhanced, while that of the liquid film mass transfer coefficient is reduced under ultrasound field
模型研究表明： freundlich ?兩相阻力模型計算得到濃度與實驗測定值非常吻合，超聲場能有效地強化浸取粒內擴散與液膜傳質，攪拌作用下超聲強化液膜擴散的的能力降低，強化粒內擴散的能力增強。Although a dual - mode scramjet ' s configuration is simple and mainly consists of inlet, combustor and wake nozzle, its working process is complicated, especially in the combustor, involving a lot of subjects, including hypersonic aerodynamics, combustion chemistry, etc. the inner flow of a combustor is three - dimensional and complicated, including the interaction of shock wave, deflagration, vortex and boundary layer, and so on
它涉及到高超聲速空氣動力學、燃燒化學、擴散傳質等多門學科；其內部的實際流動是復雜的三維流動過程，充滿著激波、膨脹波、燃燒波、各種渦系、附面層及其相互之間的干擾，因此，燃燒室問題是整個發動機研究的關鍵所在。For the preparation of coated conductors, one of the most important issues is the growth of seed layer ( the first buffer layer ), which provide a continuous, smooth, and chemically inert surface for the growth of the ybco film while transferring the biaxial texture from the substrate to the htsc layer
在二代塗層導體中，第一層過渡層（也稱為種子層）起著順延織構和阻擋基帶與超導層之間互擴散的重要作用，因此，種子層是塗層導體制備的關鍵。A class of nonlinear singularly perturbed reaction diffusion problems with ultra parabolic limiting equations
一類超拋物型極限方程的非線性反應擴散問題The results show that the absolute humidity of the welding environment has great influence on the hydrogen diffusion, and that the greater the absolute humidity, the higher the content of hydrogen diffused in deposited metal
結果表明，焊接環境的絕對濕度對超低氫焊條熔敷金屬中擴散氫含量有較大影響，絕對濕度越大，焊縫金屬中擴散氫含量越高。Study on superplastic diffusion bonding of different steels
異種鋼材的超塑性擴散連接工藝研究By sims method, we analyzed the profile distribution of mn and c, found that increasing the annealing temperature is beneficial to the diffusion of mn, but has no influence to c. mfm and squid measurements demonstrate that sub micron single - domain magnetic mnas particles found in sample annealing at 850 for 15s show ferromagnetism at room temperature and have a high curie temperature more than 300k
利用二次離子質譜方法對mn和c在樣品中的分佈進行了研究，發現退火溫度的上升，有利於mn的擴散；而對c的分佈影響較小。利用磁力顯微鏡和超導量子干涉儀對樣品的磁性質進行了研究。發現在850 + 15s退火處理的樣品中形成了亞微米級單疇磁性mnas粒子；經測試其在室溫下呈現出鐵磁性，居里溫度在300k以上。Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment
對于壓力差很大的兩股氣流，所形成的壓縮波系的結構可以增加燃氣駐留時間，提高燃燒穩定性;為了提高擴散燃燒的效率，在保證能放熱的化學反應溫度范圍之內，應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上，是改進超音速燃燒室結構的一種思路。Figure 1 the director, mr c y lam, explained the propagation of tsunami waves as simulated by a numerical tsunami model when a hypothetical undersea earthquake occurred in the south china sea
圖一臺長林超英先生利用數值海嘯模式解釋一個假設在中國南海發生的海底地震所引發的海嘯波擴散情。To measure the thin film ' s diffusivity a testing system based on the ac * calorimetric method is set up, in which a laser source is used to heat up the samples
根據交流量熱法原理，構建了一個測量薄膜熱擴散率的測試系統。在該系統中，用超短脈寬的激光作為熱源。Depth profile acquired with aes has shown that excellent emission character owns to the yielding of the surplus la. analysis the active element concentration on the mo - la2o3 - sc2o3 cathode during it heated. results show la and o diffuse rapidly above 1000 ?, but diffusion rate of o gets slow above 1250 ?, so surplus la maybe produce at this temperature
而在高於1250時，鑭含量依然上升，而氧含量變化已經不大，故可以認為這是超額鑭生成的溫度，元素鈧在從800加熱到1290 ，其含量基本沒有變化，說明在這種材料中，鈧元素向表面的擴散不明顯。Note 2 : diffusion silicon for standard and cleaning measuring range is : min 010 kpa, max 035 mpa, super stable measuring range of diffusion silicon is min 06 kpa, max 060 mpa, ceramic capacitance measuring range is : min 01. 6 kpa, max 04 mpa
注3 :擴散硅標準型及衛生型測量量程為:最小010kpa ，最大035mpa ，擴散硅超穩定型測量量程為:最小06kpa ，最大060mpa 。陶瓷電容式測量量程為:最小01kpa ，最大04mpa 。The thesis points out that while large investment in agriculture has not started, small towns in yuebei mountain area should have pre - consciousness. they can not completely copy the experience of " industrialization of village " in coastal developed area. they should make full use of their specific characteristics and advantages to develop anti - magnetic nucleate towns, so as to strengthen their magnetic force and influence, therefore counter against the strong appeal of factor of production and create conditions to meet the industrial expand from the developed pearl river delta
文章概述了「反磁力型」中心鎮的思想淵源和區域基礎，指出在工業發展尚未達到反哺農業的階段，粵北山區小城鎮應當具有超前意識，利用自身優勢和特色發展「反磁力型」中心鎮，提高其吸引力和輻射作用，從而抗衡沿海發達地區對生產要素的強大吸引力，同時也為下一階段接受珠江三角洲等沿海發達地區產業擴散創造條件，而不能一味地模仿沿海發達地區「農村工業化」的路子。In this study, advanced laser surface treatment, superplastic, solid - joint technologies were used to the bond of a - tial alloy to realize the high quality bond of this alloy at low temperature and short time
本文將先進的激光表面處理，超塑成形，擴散連接工藝結合在一起，實現- tial合金低溫、短時、高質量的固態連接。For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect
隨著合成溫度和時間的增加，產物的結構和晶型越趨于完善，但在1100得到的產物有燒結和晶粒增大的現象，恆溫時間超過24h后對材料的性能影響不是很大； li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ，尤其當li mn比為1 . 05 2時，所合成的材料具有較好的電化學性能；通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好，而兩段間隔合成法比兩段連續合成法處理的材料性能更佳；顆粒的粒度隨著球磨時間的延長而減小，比表面昆明理工大學碩士學位論文摘要卻增大，粒度小且分佈范圍窄的材料有利於鏗離子的擴散。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現，氮化硅薄膜經熱處理后厚度降低，折射率升高，但溫度達到1000oc時折射率急劇降低；沉積氨化硅薄膜后400oc退火可以促進氫擴散，提高鈍化效果；超過400oc后氫開始逸失，晶體硅材料中的少子壽命急劇下降； rtp （快速熱處理）處理所導致氫的逸失比常規退火處理顯著。分享友人