水動 的英文怎麼說

中文拼音 [shuǐdòng]
水動 英文
hydrodynamic noise
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  1. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期深的比對可以揭示黃河下三角洲的沖淤演變規律,但由於實測深資料獲取較為困難,因而利用遙感來反演深是一個重要的選擇,為此,本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感深反演試驗,試驗結果表明,在極高泥沙濃度、較強水動力條件的黃河口海域,用多光譜遙感反演深是可行的。
  2. 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學基金重點項目「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象,設置典型斷面,在平靜天氣條件下,實測了文、地球化學要素,獲得了位、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動力過程、 tn和tp的力輸移過程進行研究。
  3. Statistics is being harnessed to uncover the denizens of the deep

    目前,統計學正被應用於尋找深水動物。
  4. Under the hydrodynamitic condition in the outshelf heavy minerals are enriched to a certain extent. they are of horablede - epidote assemblage and contain some authigene ( pyrite and glauconite ). the content of stable mineral is small and mineral maturity index ( trzg / hp ) is low

    在外陸架水動力的作用下,重礦物有一定富集,重礦物以角閃石?綠簾石礦物組合為特徵,含有一定量自生礦物(黃鐵礦和海綠石) ,穩定礦物少,礦物成熟度低。
  5. ( 3 ) the blockage of filtering bed and the thickening of the argitan can cause the change of hydrodynamic properties in the filtering bed, which leads to the decrease of water quantity

    ( 3 )濾床堵塞和泥膜增厚可能產生濾床中水動力特徵的改變,會產生非飽和流導致出量的衰減。
  6. The major work is as follows : solution of two dimensional radiation or diffraction fluid field. this thesis extends multipole expansion method to adapt to disturbed fluid fields of 2d floating bodies with asymmetric forms, which is applied with symmetric forms originally. and given the solution of potential velocity and hydrodynamic pressure of radiation and diffraction fluid fields, which is incited by a 2d arbitrary form, actual application field of the multipole expansion method has been enlarged

    關於二維擾流場的求解:將通常僅適宜求解具有對稱形狀二維物體擾流場的多極展開法(保角變換方法)擴展至非對稱形狀二維物體,給出了任意形狀二維物體的輻射和繞射流場的速度勢及水動壓力的頻域解,進一步擴大了多極展開法的實際應用范圍。
  7. The research of fluvial incision in the future will explore more scientific problems concerning both fluvial dynamics and geodynamics

    未來流下切研究要在流水動力學和地球力學兩方面探索更多的科學問題。
  8. This indicates a hydrodynamic condition with a very marked potentiometric gradient.

    這說明水動力條件具有很明顯的位能梯度。
  9. Not all accumulations of hydrocarbons are necessarily the result of hydrodynamics.

    並不是所有烴類的儲集都必然是水動力的結果。
  10. The theoretical calculation method about how to predict the hydrodynamic characteristics of ichthyoid rudder is proposed in this paper

    本文提出了一種魚形舵定常升力的水動力性能預報的理論預報方法。
  11. In the first part, the steady nonlinear vortex lattice method is adopted to calculate the hydrodynamic characteristics of open water ichthyoid rudder, and the induced velocity of ichthyoid rudder is calculated using panel method

    本文理論計算部分,採用定常非線性渦格法計算魚形舵的水動力性能,用面元方法計算舵流場的誘導速度。
  12. Compared to an ordinary rudder, the value of lift coefficient of ichthyoid rudder is about 30 % higher and the maximum rudder angle of it nearly reaches 45 degrees. ichthyoid rudder is a design under such a conception as to effectively utilize the propellers slipstream for rudder action, and featured by having a fish - shaped one - piece construction that is to say - no part of ichthyoid rudder can move in the water

    其研究的魚形舵是一個沒有在下移的魚尾形剖面單片結構,增加了全舵的剖面拱度,使螺旋槳尾流的折射量增強,進而增大了水動力的作用,使之比普通流線形舵的升力提高30左右。
  13. For the kobold horizontal - axis rotor, the hydrodynamic performance is explored and studied gradually. at first, a basic resistance - type method is presented

    對于橫軸蹼板式輪機,本文從流體力學的基本原理出發,對蹼板式輪機的水動力性能及其計算方法進行了循序漸進的探索和研究。
  14. In this paper, different computation methods and the hydrodynamic performance of vertical - axis variable - pitch cycloidal ( voith - schneider ) rotor and kobold horizontal - axis rotor are studied

    本文以可調角直葉擺線式輪機和蹼板式輪機為對象,研究它們的水動力性能及其理論計算方法。
  15. From this compare, we can know that the lunate fin has higher efficiency than the rectangle fin

    為研究尾鰭的幾何形狀對水動力性能的影響,本論文選取了矩形翼和月牙形翼進行比較。
  16. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流、后臺階流和渠道方槽流三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。
  17. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下資源變值系統理論的內容和意義,並與傳統的地下資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下資源預測預報工作的極端重要性和復雜性,對傳統的地下資源態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下資源變值系統理論相結合,探討了地下水動態資料分析和地下資源預測預報的新思路;綜合分析了現今各類地下管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下變值系統理論相結合進行地表地下或多源的聯合優化調度,使模型更準確、更實用;對保證地下資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節意識的增強及具體節措施、人口增長的控制、體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下資源的可持續開發;指出了地下資源可持續開發的進一步研究方向。
  18. The method of applying monoclinal water storage structures in determining dynamic water level emphasizes on experimental calculation of the height of artesian water followed by picturing hydrodynamic field in couple with limited available data of groundwater level

    採用單斜儲構造來確定水動力場的特徵,其核心步驟為引用試演算法,確定承壓形成高度,然後結合研究區僅有的地下位資料,刻畫水動力場。
  19. In these lay a multitude of those who were sick, blind, lame, and withered, waiting for the moving of the water

    3裏面躺著許多病弱的、瞎眼的、瘸腿的、枯乾的,等候水動
  20. Jn. 5 : 3 in these lay a multitude of those who were sick, blind, lame, and withered, waiting for the moving of the water

    約五3裏面躺著許多病弱的、瞎眼的、瘸腿的、枯乾的,等候水動
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