界限條件 的英文怎麼說

中文拼音 [jièxiàntiáojiàn]
界限條件 英文
boundary condition
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • 界限 : 1 (分界) demarcation line; dividing line; limits; bounds; boundary; range; limitation 2 (限度...
  • 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
  1. Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity

    人體組織通常能夠抗得住十九噸的氣壓169 ,可是一旦在地球的大氣層里上升到相當的高度,越是接近對流層與平流層的境線,鼻孔出血吸呼困難以及眩暈,隨著算術級數就越發嚴重起來。他曉得這一點,尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定:倘若換個更富於適應性,解剖學上的構造也有所不同的種族,說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的下生存下來。然而那個遠地點170的人類種族,盡管在構造方面與地球上的人類有著一定度的不同之處,整個來說彼此卻有著相似的種種形態。
  2. Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies

    由於非線性邊的使用,前人處理有地形上內潮的產生問題只能求助於射線理論,本文提出的坐標變換將若干海底地形變換成平底,從而使得利用特徵值方法研究這些地形上的內潮生成問題成為可能。
  3. There are three sections in this paper. the first section : we consider the initial boundary value problem on half line and bounded interval, with kato ' s method for abstract quasi - linear evolution equations and a prior estimates of. solution, we get the existence of global smooth solution and the blow - up of solution in finite time under some conditions

    第一部分:考慮了camassa ? holm方程在半無和有區域上的初邊值問題,用kato關于擬線性演化方程的初值問題的理論及先驗估計的方法,證明了整體解的存在性,及在一定下,解在有時間內的blow ? up 。
  4. In light of the elastic thin plate theory, the author induced equilibrium differential equation of bi - direction cellular slab, which was proved correct through analysis and comparison to result of ansys to with theoretical calculation. through the deflection and bending moment coefficient calculation of bi - direction cellular slab under various boundary conditions, the author brought forward the theory that the deflection of mid - span and bending moment coefficient calculation of mid - span and support of bi - direction cellular slab could be in accordance with solid plates ", which could satisfy the precision of engineering

    本文根據彈性薄板理論,導出了雙向空腹板的平衡微分方程,並通過理論計算和通用有元程序ansys結果對比,驗證了其正確性;通過對各類邊下雙向空腹板撓度和彎矩系數的計算比較,本文提出:雙向空腹板跨中撓度及跨中、支座彎矩可使用本文空腹板剛度公式查找現有的實心板撓度彎矩系數表進行計算,完全能滿足工程精度要求。
  5. For example, american judicial review is activism. japanese judicial review is passivism. but it ’ s important for separation of powers and rights of people. the aim of this dissertation is to introduce and research the constitutional review of japan

    本文從探討日本違憲審查制度建立的歷史背景入手,對日本違憲審查的性質、主體、對象、違憲審查行使的以及違憲審查的效力等基本問題進行了詳細的分析。
  6. As a practical application, the safety situation of jiujiang dike under the 1998 pluvial condition of once a hundred years in yangtze river has been evaluated by the reliability method from the point view of the seepage stability in terms of probability analysis and two dimensional saturated seepage finite element analysis combining with the mechanism of seepage burst in jiujiang dike summarized in the thesis

    通過滲流有元和滲流可靠性分析論證了1998長江流域特大洪水災害中九江市防護大堤發生的嚴重潰口破壞的滲流破壞機理。分析、比較得出結論:堤防下游坡腳的出逸比降接近和超過臨比降,在1998年長江百年一遇的洪水下九江大堤潰口斷面的抗滲可靠性僅在55左右的非常低水平。
  7. Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size

    模擬中採用五選擇簡單立方格子上的自迴避行走和最近鄰相互作用模型;使用周期性邊以減小有大格子空間帶來的系統誤差;用鏈節間相互作用能、面吸附能、體相濃度和鏈長約束體系中的高分子的吸附行為;用末端轉動、 l -翻轉、曲柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動;用系統達到吸附平衡后的樣本來研究模擬體系中的高分子鏈在固液面上的吸附。
  8. The study indicate that the surface form has no effect on kl, but has obvious effect on kll, and will affect the breaking angle and mode ; in finite plate, the boundary condition has effect on the sif and the k is bigger than in infinite plate ; the effect of the distance and the angle between cracks are all have obvious effects on the multiple crack interaction, and the interactions between cracks also have obvious effects on the sif, which can be neglect only when the distance is bigger enough

    研究表明:裂面狀態對k _的大小沒有影響,而對k _的影響卻很大,相同應力下,裂面狀態會影響裂紋的開裂角和開裂方式;有板的邊對應力強度因子有一定的影響,其k比無板中的k略大;裂紋間的距離、夾角等因素對裂紋間的干涉效應均有較大影響,裂紋間的干涉效應對應力強度因子的影響非常顯著,只有當裂紋間的距離充分大時,干涉效應才可忽略。
  9. Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters

    本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ,針對非文克爾地基(半空間、線性變形層或單向壓縮層地基模型等)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的有單元法,可充分考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁截面變化、梁體邊復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。
  10. Restricted by the long period, high cost and condition, the computer simulation is used to evaluate the communication countermeasure and direction finding rather than making hardware experiments

    由於通信測向硬體測試和分析成本高、周期長、受外制嚴重,因此在很大程度上依賴計算機模擬技術,計算機模擬獲得了廣泛應用。
  11. In this paper, the bend stress of engine crankshaft was analyzed by the finite element method ( fem ). an one - fouth crankthrow fe model is used to analyze it taking different boundary conditions into account

    本文用有元法計算分析了發動機曲軸的彎曲應力。採用1 4曲拐有元模型對不同邊進行了研究,計算了安全系數。
  12. However, one of the most serious impediments to wider use and improve precision of psi is its sensitivity to external vibration with the consequence that psi has rarely been used in a manufacturing in - situ and some special situations, such as that the optical path is very long or the detected unit is very large

    通過嚴格控制環境(溫度、氣流、振動等) ,其理論光程差(位相)的最小解析度可以達到nm的數量級。然而,由於干涉計量測試靈敏度高、精度高,對外振動非常敏感,使它的應用范圍受到制。
  13. The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables

    ( 3 )進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究,以及有升力約束情形下機翼跨音速減阻問題研究,分別推導了相應的共軛方程及邊數學表達形式,研究與發展了三維共軛方程的有體積數值求解方法,及相應梯度公式的數值求解方法,通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合,成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序,成功地進行了多個設計算例研究。
  14. ( 3 ) temperature field and residual capacity of reinforced concrete member after fire studied by the numbers, various boundary conditions of heat exchange equation and the solutions of them given an account, the formulae of the residual capacity of the members after fire established, the program of temperature field programmed on the basic of finite difference algorithm, a case given to demonstrate

    ( 3 )對火災后構溫度場的分佈和剩餘承載力的計算進行了系統地分析和研究。討論了熱傳導方程的各種邊及相應的解法,建立了不同構的剩餘承載力計算公式,並結合工程實例用有差分法編制了相應的溫度場計算程序,與實例吻合良好。
  15. The paper analyzes and discusses the law that the result precision of thermal stress is affected by the proportionments of element border length, border condition, form function and so on, and compares the method with displacement finite element method being used

    分析、討論單元邊長比、邊以及插值函數形式等對熱應力結果精度的影響規律,並與現有的位移有元方法進行比較、分析、評述。
  16. In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered

    確定了船體梁整體破壞時的剖面應力分佈之後,關鍵在於確定板架的極屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式,即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析法推導出筋的腹板的撓度方程及其邊,求解相應的方程,從而計算出腹板的局部屈曲應力。
  17. According to actual situation of production wells, external boundary conditions and coupled inner boundary conditions between welibore and adjacent rocks, welibore and production zones, adjacent rocks and production zones are constructed, and an alternate direction implicit finite difference algorithm ( adi ) is used to solve temperature models

    根據生產井的實際情況,構建起外邊以及井筒與圍巖、井筒與產層、圍巖與產層之間的耦合內邊,採用交替方向半隱式有差分方法( adi方法)求解所建立的井下溫度場模型。
  18. The intrinsic floating - point functions do not perform any special checks on input values and so work in restricted ranges of input, and have different exception handling and boundary conditions than the library routines with the same name

    內部浮點函數不對輸入值執行任何特殊檢查,因此只在有的輸入范圍內有效,且與同名庫常式具有不同的異常處理和邊
  19. By these new control charts, the steady control limits are able to build when the production begins, the problem is solved that the appropriate control limits are hard to be built by using the traditional shewhart control chart in small batch production environment because enough data can not be acquired

    這種控制圖可以在生產過程一開始就根據給定的建立起穩定的控制,從而解決了傳統的休哈特控制圖應用在小批量生產下數據量不足,無法建立起合適控制的問題。
  20. The present paper is concerned with the solution for elastic field arising from an arbitrary convex polygon - shaped inclusion with uniformly distributed eigenstrains in an infinite elastic body having the imperfect interface

    本文研究彈簧型非完美下,無大彈體內具有均勻本徵應變的任意多邊形夾雜所引起的彈性場問題。
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