氣象動力學 的英文怎麼說

中文拼音 [xiàngdòngxué]
氣象動力學 英文
meteorologic dynamics
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 氣象 : 1. (大氣現象) meteorological phenomena2. (氣象學) meteorology3. (情景) atmosphere; scene
  1. The article is based on nation nature science foundation of china, " biogeochemical cycling of pollutants in complex environments of tidal flats in the yangtze estuary " ( no. 40131020 ). the author chose open tidal flat of dong tang chongming yangtze estuary as research object and set up typical section plane so that under the good condition, the author measured hydrology element, total nitrogen and total phosphor index

    本文依託國家自然科基金重點項目「長江口濱岸潮灘復雜環境條件下物質循環研究」 (批準號: 40131020 ) ,選擇了長江口崇明東灘敞開型潮灘為研究對,設置典型斷面,在平靜天條件下,實測了水文、地球化要素,獲得了水位、流向、流速、 tn及tp等指標6000多個實測數據,著重對長江口潮灘水過程、 tn和tp的輸移過程進行研究。
  2. It is reviewed that the advances in research in fields of atmospheric dynamics, numerical weather fore - casting and climatology

    摘要綜述了的三大領域大、數值天預報和在20世紀的研究進展。
  3. 2. dynamic meteorology : equations of motion ; geostrophic, ageostrophic and gradient winds ; thickness and thermal wind ; continuity equation ; stream function ; vorticity equation ; divergence equation ; omega equation ; rossby wave ; ekman layer ; numerical weather prediction

    2 .:運方程地轉風非地轉風及梯度風厚度及熱成風連續方程流函數渦度方程輻散方程奧米茄方程羅斯貝波埃克曼層數值天預報。
  4. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空炮測定了改復合材料制備剃度復合板的穿透性能。
  5. J. pedlosky : geophysical fluid dynamics. springer - verlag, 1981

    余志豪等:地球物理流體出版社, 1995 。
  6. The quality of sand incipience involved with many kinds of parameters, such as incipient velocity, incipient angle etc. our research depends on the advantage of cross - knowledge and makes a research on this subject by gas - solid hydromechanics theory and ptv measure technology

    本論文發揮交叉科的優勢,採用固兩相流體理論和ptv測量技術研究這一現,從新的角度認識沙粒起和風沙流結構,為風沙流的研究打開了新的思路。
  7. Lattice bgk ( lbgk ) method is a very novel numerical method. it develops on the basis of the lattice gas automaton. the successful simulations of fluid flow by the lbgk method have demonstrated its wide applications in the computational fluid dynamics

    Latticebgk ,簡稱lbgk ,是一種非常新穎的數值計算方法,它在格子( latticegasautomaton ,簡稱lga )的基礎上發展而來,並已在計算流體中得到廣泛的應用,它可以用來模擬各種流
  8. This paper, on the basis of the theory of aeroelasticity, analysed the galloping phenomenon which the cord was undergone the excitation of the horizontal wind. and also built up the mechanic model when galloping. this model provided the theoretical foundation for the case that the cord begins violently vibrating just after the speed of the horizontal wind reaches a certain level

    彈性理論為基礎,分析了懸索在受到水平方向橫風激勵時的馳振現,並建立了其發生馳振時的模型,該模型為懸索在橫風速度達到一定數值時發生激烈的振提供了理論依據。
  9. Knowledge on climate, atmospheric general circulation and dynamical meteorology

    具備、大環流和的基本知識。
  10. The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers

    實驗研究了正方網格斑圖與混合體的比例及外加電壓的關系,給出了班圖類型隨上述條件變化的相圖;實驗採用光方法對正方網格斑圖進行了時空測量,發現正方網格斑圖是由兩套正方網格斑圖相互嵌套而成,其中一套的微放電絲位於另一套正方形單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了正方網格斑圖的穩定性;實驗發現正方網格斑圖的微放電絲放電時間間隔是長短交替變化的,考慮到電介質表面積累的壁電荷的作用,使用擊穿?熄滅方程很好的解釋了該現
  11. Based on gas - solid two - phase flow theory and the phenomena and data results of experiments on erosion wear ceramic nozzles, the behavior arid influence factors of ceramic nozzles ' erosion wear were investigated in order to provide theory support for anti - erosion design of ceramic nozzles

    摘要以固兩相流理論為基礎,結合陶瓷噴砂嘴沖蝕磨損實驗中得到的現和數據結果,研究了噴砂嘴沖蝕磨損行為和影響因素,為陶瓷噴砂嘴的耐磨結構設計提供了理論支持。
  12. 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-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反應模型:當催化轉化處于化控制區時,引入了考慮吸附、表面反應和脫附的表面化反應速率公式,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,並與化反應速率相耦合,得出由擴散過程決定的化反應速率公式。
  13. This paper is developed a algorithm to generate airplane ' s 4d approach trajectory, by using fourth order runge - kutta, based on a set of point mass equations of motion, pilot procedure and air traffic control procedure

    本論文是基於飛機質心運方程組,結合飛行操作程序和空管管製程序,根據飛機的空模型、推模型和實時的大模型,用四階龍格? ?庫塔積分法規劃出飛機下降進近4d軌跡。
  14. To diagnose the climate changes and anomalies on different time scales ( intraseasonal, seasonal, interannual, decadal and interdecadal ) in climate system, to investigate the formation mechanisms of the climate changes and climate anomalies from the point of view of land - sea - atmosphere interactions in climate system, and to understand the dynamical processes in the climate changes and climate anomalies

    通過診斷方法揭示大中時間尺度為一周以上的各種異常及其變化,從候系統各子系統之間相互作用的角度研究異常候的產生機制,增加對異常現形成的過程的認識。
  15. The model is a physical model based on hydrodynamics. it also takes account of the smooth slopes, which are typical topographies in plain areas. with these two considerations, soil moisture in vadose zone has been focused on

    該模型是基於水的物理模型,並充分考慮到平原區地勢比較平緩這一特點,因此將包帶土壤水視為重要的研究對
  16. Simulation results for non - isothermal flow pass plate have been shown. the spatial correlations in a fluid subjected to an external temperature gradient have been computed by using cellular automata simulations of a simple lattice - gas model with temperature. but, this theory is found limitedly applied to mechanics

    並給出了平板非等溫流體繞流流的模擬結果;通過採用一個含有溫度的簡化格子模型,用細胞自機方法,模擬計算了服從于外部溫度梯度的二維流體中的平衡與非平衡空間相關函數,數值結果表明:該方法的計算結果和由漲落流體理論的預言在是性上是完全符合的; bernsdorf等人用ca討論在復雜障礙物情況時的流體流問題。
  17. Abstract : based onmethods of foreign countries of using wi nd tunnel test and numerical flow simulation, optimum nose a nd tail shapes ofhigh - speed trains are studied to achieve optimum aerodynamic performance so as to efficiently reduce the influence of theaerodynamic phenome na on the train operation and the environment. research results of foreign countr ies are introduced

    文摘:針對國外利用以風洞模型模擬試驗和以流場數值模擬計算為主的方法來尋求高速列車最佳的頭尾部形狀,使列車的綜合性能最佳,從而有效地降低空對列車運行和周圍環境的影響進行了探討,介紹了國外在此方面取得的主要成果。
  18. These landslides go with fluidization peculiarity different degree in course of their motion, and their speed and distance increase several times because of the fiuidization, thereby the disaster area greatly broaden. on the base of above, the paper studies systematically the fluidization of large high - speed rockslides in all its aspects : analyzed the aerodynamic effect in the short - range on the base of the wind turmel experiment, studied the effect of falling into pieces when landslides collides mountain ; studied the accelerating effect through high - speed collide experiment of landslides model ; and the paper reappear the overall process including set - out, collide in the short range, debris flow in the long - range of touzhai large landslide via distinct element method ( dem ), studied the flow law and equation of different type of debris flow resulted from large landslide. as a sample to apply, the paper analyzed fluidization mechanism of touzhai landslide

    基於這一點,本文對大型高速巖質滑坡的流體化現進行了全面而系統的研究:通過風洞模型實驗,研究了大型高速滑坡凌空飛行階段的空效應,研究了飛行中滑坡巖體在與途中不山體發塵碰撞時的解體破碎效應,通過滑坡巖體高速碰撞模型實驗研究了滑坡巖體解體破碎後部分巖體的加速運效應,並應用離散單元法再現了雲南頭寨溝大型滑坡啟高速、近程碰撞、遠程碎屑流運的全過程,研究了巖體解體破碎后形成不同類型碎屑流的運規律及運方程,並對頭寨滑坡流體化運機理進行了實例分析,取得了以下主要結論和成果: ( 1 )對于大型高速滑坡,大多在啟程活階段已獲得了高速,這使得這類滑坡在其離開剪出口之後以凌空飛行的形式向前運,在其飛行過程中,滑坡巖體與空強烈作用,並產生空效應,滑坡巖體在因碰撞而產生的解體破碎效應及部分巖體的加速運效應的作用下,在遠程活階段,以高速碎屑流的形式向前運
  19. The applied meteorology course for forecasters is organized to introduce trainees to the fundamentals of dynamic, physical and synoptic meteorology to enable them to appreciate the basic scientific principles behind the observed weather phenomena and how to predict the weather based on these scientific principles

    本課程旨在向員介紹物理及天的基礎知識,使他們明白天背後的科原理,進而根據這些科原理預測天
  20. The visualization of vector fields has consistently been a challenging issue in the visualization field. it can directly display the motion of the vector field by graphics and image and availably penetrate the intrinsic essence and variational law of the vector field. the visualization of vector field has been widely applied in many fields as compute hydrodynamics, aviation kinetics, atmosphere physics, weather analysis and so on

    矢量場可視化是科計算可視化中最具挑戰性的研究課題之一,它以直觀的圖形圖像顯示場的運,透過抽數據有效洞察其內涵本質和變化規律,廣泛應用於計算流體、航空、大物理和分析等領域。
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