熱過界層 的英文怎麼說
中文拼音 [règuòjiècéng]
熱過界層
英文
thermal boundary layer-
The metal nanoparticles that form in hot critical layer are drawn from reaction area and arrives designated installation via the centrifugal selection grades ware under the transport of inertia gas current, then metal nanoparticles are collect via filter completion
氣流將在熱臨界層中形四川大學博士學位論文成的金屬懸浮顆粒從反應區中提取出來，經過離心分級器的篩選，在惰性氣流的輸運下抵達指定裝置，通過濾器完成對金屬納米顆粒的收集。Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin
通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上，指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致；運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場，從而揭示了盆地基底（義縣組）頂界面地溫分佈特徵；闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件，中低溫對流型地熱系統是地熱勘查的主要對象；圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。To calculate this boundary parameter, mohorovicic discontinuity palaeo - heat flow value during basin evolution process is identified through geotectonic background analogy method based on " peeling " method model, and the basin basement palaeo - heat flow is calculated through inversion from today to antiquity with current tectonic structure as constraint condition for palaeo - crustal architecture analogy
為了求取這個邊界參數，以「剝層」法模型為基礎，通過大地構造背景類比法確定盆地演化過程中莫霍面古熱流值，以現今地殼結構為約束條件類比古地殼結構，從今至古反演求取了盆地基底的古熱流。The teaching skill, as its priority, has scientific feature, as its spirit, has artistic, and can be thought to the level reached by the teacher who has taken the theory on the education and the speciality as well as the relative as the guide to put a love, based on the exploration and creative work, into the course and students, to form a highly level of the teaching
可以認為教學藝術是教師的教學所達到的一種境界，是教師本人以教育教學理論、學科專業理論及其他相關理論為基礎，結合自身教學實踐經驗和積累，並傾注了對教育事業、對學生深深熱愛的情感，經過不斷探索、潛心鉆研和創造性勞動而形成的，是高層次的教學行為方式。Thaw settlement cause negative friction. this paper base on the thought of " initiative cooling ", aim at three problems existing in common concrete pile used in frozen soil, a new type of pile is proposed to overcome the disadvantages of the classical pile used in frozen soil. pile body within active layer is fluted and refilled with porous materials such as gravels and ballasts, convection will be occur and then thermal exchange inside porous material in winter while only heat conduction exists in summer, as a result the soil around flutings will be cooled, so the top line of permafrost will be drive up
本文基於「主動冷卻」地基的思想，以及針對凍土地區普通混凝土樁存在的三大問題，提出了一種新型樁的設計思路，運用數值模擬試驗手段對其冷卻機理與加固機理進行了系統研究，即在凍融活動層的深度范圍內，在混凝土樁身的表面刻槽，修築完時槽內填充碎石、塊石等多孔介質，通過外界大氣溫度的自然波動下多孔介質在冬季時存在的對流換熱機制，而在夏季只存在熱傳導，來達到主動冷卻樁周凍土和抬升凍土上限的目的。The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered
建立了考慮濕積累過程的瞬態熱濕耦合模型，在方程中引入了濕積累項；發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測；首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法，求解過程中考慮了瞬態邊界條件，從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差，對于多層結構每一層物性參數的非連續性，則採用了有效的有限差分逼近處理。The maximal power outputs of 37. 0 mw / cm2 and 30. 0 mw / cm2 for the p - and n - type laminated materials respectively at the temperature difference 490 have been experimentally obtained, which are about 2. 5 and 3. 0 times those of - fesi2. chemical analyses show that the interface failure between the bridge alloy and the semiconductor bi2te3 results mainly from the eutectic mixtures with low melting point and brittle compounds formed during welding and long time annealing at 190. it is found that the electrical properties of a laminated structure are mainly controlled by the wettability of the bridge alloy on the semiconductor surface
發現： 1 ）疊層材料具有明顯優于均質材料的熱電性能，在490溫差下， p -型和n -型疊層材料的最大輸出功率分別達到37 . 0和30 . 0 （ mw / cm ~ 2 ） ，是同類型均質- fesi _ 2的2 . 5和3倍； 2 ）在焊接過程和190長時間退火處理過程中，焊接過渡層合金和基體半導體（特別是bi _ 2te _ 3 ）之間存在明顯的元素相互擴散，從而在過渡層中形成一些低熔點共晶體和脆性化合物，這是導致疊層材料破壞的主要原因； 3 ）焊接過渡層合金與半導體基體之間的潤濕性是影響界面層電性能的主要因素。The roughness coefficient experiments indicate that the change in tropical cyclone intensity will be varied with different coefficient. also the experiment indicates the wind of tropical cyclone is reduced by the land and the effect of an tropical cyclone landfalling process could result in the height increasing of tropical cyclone boundary layer
通過不同的陸地粗糙度參數數值試驗，結果表明，粗糙度越大，熱帶氣旋強度減弱越多，其造成的非對稱結構也越明顯；而且，由於登陸作用，陸地一側的地表風減小，登陸的摩擦作用將可能導致邊界層的高度增加。The forming - nucleus drive power could form numerous little crystal nucleus under natural melting temperature. the formation of tic particles in the melt could be divided into two phases which was forming - nucleus and growth. the forming mechanism of tic was : melting ti first surrounded c, then ti melting in the alloy and c formed a complicated reaction mesosphere on the carbon surface
根據熱力學及動力學分析，認為在碳顆粒界面處tic的形核率很高，形核驅動力足以在正常的熔煉溫度下形成眾多的小晶核；熔體中tic顆粒的合成可分為形核與長大兩個階段，其形核機制為：首先活性ti原子包圍c ，溶入合金中的ti與c在碳表面形成一復雜反應中間層，隨著反應進行， ti和c顆粒不斷減少，生成的tic不斷彌散分佈於熔體中；其長大過程伴隨著tic顆粒的相互堆砌、聚集和形態規則化。Additional annealing experiments in nitrogen atmosphere revealed that the heavily damaged region with hydrogen - induced defects appears to be the adsorption center for the outside oxygen to diffuse into the silicon during the high - temperature annealing process, and consequently, broaden the thickness of the box layer. this important finding may provide a possible solution to reduce the cost of the conventional simox - soi wafers while maintaining a desirable box thickness
獨特設計的氮氣氛退火及分步退火實驗證明了原注入樣品的缺陷層中氫及氫致缺陷的存在使得在退火過程中加速外界氣氛中的氧擴散進來，並成為強捕獲中心使擴散進來的氧滯留于缺陷層從而促使氧缺陷層中的氧沉澱生長，加速了高溫退火中的內部熱氧化過程，從而形成了比傳統相同劑量simoxsoi厚得多的氧化埋層。This paper discuss the effect of roughness coefficient on the tropical cyclone landfalling process using a idealized tc model developed from psu / ncar mm5 in the condition of quiescence and f - plane atmosphere. in order to understand the different influences of land and sea surfaces in the tc landfalling process, two kind of experiments had been designed : one for settled tc, the other for movable tc, and each kind consists four tests. the result indicates that the distribution of wind, precipitation, warm core and intensity of tropical cyclone has been changed obviously due to the effect of difference between the land and sea
本文利用bogus技術在psu / ncarmm5中加入了理想熱帶氣旋初始渦旋，在f -平面和無環境流場的理想情況下，設計了兩組靜態和動態試驗，通過控制試驗和不同粗糙度的登陸試驗，分別從空間和時間上探討了理想熱帶氣旋的登陸規律和分佈特徵，特別研究了邊界層中熱帶氣旋中心區域風場的垂直細致結構，並初步分析了其物理機制。An optimized cvi - pip process has been achieved, by which the c / sic composites with 2. 1 ig / cm3 high density and uniformity are fabricated in 200 hours. the microstructure and composition of pyrolytic carbon interphase and cvi - pip silicon carbide matrix in the c / sic composites are investigated with the help of polarization microscope, scanning electron microscope, and x - ray diffraction technique, etc. the structure characteristic of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and effects of cvi - pip process on it are summarized and discussed. by growth course and feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix analyzed, a whole - course densification mechanism of lamellar - growth - pattern is proposed to explain the densification phenomenon, which makes a systematic understanding on the feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and the multiple stitching interface binding
根據熱解碳中間相、 cvi - pip系sic基體相的組織構成與外貌特徵，通過對熱解碳中間相、 cvi - pip系sic基體相的生長過程和生長特徵進行分析，提出了基於層生長模式的緻密化過程理論，解釋了熱解碳中間相、 cvi - pip系sic基體相以及釘扎誘導結構多重界面的形成： （ 1 ）在1150下， cvi - sic亞基體相遵從「過飽和?凝聚?融合」機理沉積，以8f型? sic為主，同時還會有少量4h型? sic ，無游離si和游離c存在； （ 2 ） pip - sic亞基體相由非晶態sic以及彌散分佈的- sic微晶、 si - o - c和游離c組成； （ 3 ）熱解碳中間相與碳纖維增強相之間、 cvi - sic亞基體相之間形成滲透釘扎結構過渡界面， pip - sic亞基體相與摘要cvi一sic亞基體相之間形成誘導結構過渡界面。Wavelengths or scales of surface heterogeneity are less than 20km. simulation results show that cbls do reach a quasi - stationary state correspondent to specified surfaces, after a long enough evolution. in this transition process and after that, horizontal statistics, i. e. mean potential temperature and vertical heat - flux, show profiles little differences to those over homogeneous flat surface. main effect of surface heterogeneity is to increase kinetic energy in cbl and the increase concentrates in the direction of surface heterogeneity. the time of cbl spent to reach its first peak of mean kinetic energy,
模擬結果表明，在充分長的時間后，邊界層達到一種適合於地面條件的準定常態。這種準定常態和向其過渡的過程中，水平平均的邊界層廓線性質，如平均位溫廓線垂直熱通量廓線等幾乎與平坦均勻地面的結果相同，或差異極小。地面非均勻性的主要作用是使邊界層動能增大，並以地面非均勻性變化方向的動能增加為主。In the paper, how to simulate itr is introduced in details. and with the theory, the itr of ar - kr is simulated under the temperature of 40k. at last, the simulation curve reproduces the movement process of the thermal stream in interfacial layer visually and intuitively
本文詳細的介紹了界面熱阻的分子動力學模擬原理，並模擬獲得了溫度為40k時ar - kr的界面熱阻，直觀、形象的從微觀的角度再現了該界面層的熱流變化過程。分享友人