boundary effects 中文意思是什麼

boundary effects 解釋
邊界效應
  • boundary : n 邊界,疆界,限界 (between);(球場)邊線;界標;界限,范圍,分野。 aboundary dispute 邊界糾紛...
  • effects : (游戲)效果
  1. Studying perceptual boundary effects with connectionist model

    運用聯結主義模型研究知覺邊界效應問題
  2. Boundary effects in quantum dots

    量子點中的邊界效應
  3. But the amendment of soil properties depending on the economy and technology are still facing the restriction of boundary effects

    但是依靠經濟和技術改善土壤性能,仍面臨著邊際效益的制約。
  4. In order to minimize the boundary layer effects, the nozzles were made as short as possible.

    為了減少附面層效應,噴咀做得盡可能地短些。
  5. The complex electrical properties of dunite were measured over the frequency range from 0. 1 - 106hz, at 1 - 3 gpa and 1282 - 1544k, and at the fo2 of mo - moo2. complex plane plots show separate effects of grain interior and grain boundary conductivity

    對顆粒邊界的電導率研究表明,顆粒邊界的電導率高於顆粒內部的電導率,總電導率則小於顆粒內部和顆粒邊界的電導率,顆粒邊界並沒有增強總電導率。
  6. 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,相同應力條件下,裂面狀態會影響裂紋的開裂角和開裂方式;有限板的邊界對應力強度因子有一定的影響,其k比無限板中的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。
  7. Instead of closed boundary conditions which will bring large pressure effects because of return flow, a flow through boundary condition is adopted

    該模型的主要特點是採用開放邊界條件,從而可以避免原有封閉模型因迴流問題而產生的復雜效應。
  8. The incident wave height h1 / 3 is in the range from 0. 1m to 0. 25m, and the peak period tp in the range from 1. 0s to 2. 0s. the ratio of s / h1 / 3, which refers to the subface level of wharf deck ( s ) to the incident wave height ( h1 / 3 ), is between - 0. 1 and 0. 7. three different shore connecting types : open - piled, permeable slope with armored 1ayer of dolosse b locks and impermeable slope with armored layer of concrete plate, are set in the experiment for the research on the effects of boundary condition with different shore connecting types on the wave impact

    本文的物理模型試驗在大連理工大學海岸和近海工程國家重點實驗室的大波流水槽中進行,試驗中選用的隨機波靶譜為改進的jonswap譜,入射波波高h _ ( 1 / 3 )范圍為0 . 1m 0 . 25m ,譜峰周期t _ p范圍為1 . 0s 2 . 0s ,碼頭面板的相對凈空(碼頭面板底面距離靜水面的距離s與入射波波高h _ ( 1 / 3 )的比值)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負值時表示碼頭面板底面位於靜水面以下。
  9. Based on newmark ' s step - by - step implicit integration method, the response analyses of a tunnel are performed by using viscous - spring artificial boundary under various earthquake accelerations and multiform conditions of surround rock. the seismic responses of the tunnel are calculated by changing parameters of surround rock within the tunnel some ranges. two kinds of shock absorption measures, which are setting shock layer and reinforcing surround rock are studied and shock absorption effects, applicable to cases and shock mechanism are analyze

    4計算了不同地震動作用下不同的圍巖材料對隧道地震反應的影響,並通過改變隧道襯砌一定范圍內圍巖材料的參數,計算了隧道的地震反應,分析了在隧道施工中設置減震層和注漿加固一定范圍內圍巖這兩種方法的減震效果、適用條件及其減震機理。
  10. Fluid experiment ; buff body aerodynamics ; wind engineering ; wind loading on buildings and structures ; modeling wind in an atmospheric boundary wind tunnel ; pedestrian - level wind environment ; wind effects on the efficiency of air - cooled condenser in a large power plant

    實驗流體力學,鈍體空氣動力學,風工程, 、建築物和結構物的風荷載研究,大氣邊界層風洞模擬,行人高度風環境,大型電站空冷系統風效應風洞模擬。
  11. Effects of strain of grain boundary migration in nanocrystalline copper

    應變對納米銅晶界遷移的影響
  12. Using method of oil - flow visualization techniques and measuring pressure distribution along airfoil chordwise and spanwise studies have been down for sidewall boundary - layer displacement effect in two - dimensional wind tunnel. three different chord models were tested in two different wind tunnel. in order to clarify the sidewall effects and study method of sidewall suction theory and sidewall interference correction method to remove effects of sidewall on model. the results of oil - flow test show that selection rational suction wary can obtain better testing results. by investigations on effects of the sidewall boundary layer suction and application of a sidewall interference correction method

    為了很好地解決多機場航班隊列的擁塞問題,在將進場容量、離場容量與機場容量作為統一整體的情況下,充分考慮了機場間的網路效應,詳細研究了多機場航班隊列的優化問題,建立了多機場開放式非實時流量管理的數學模型,通過選取適當的決策變量,使其為線性0 - 1整數規劃模型,實現了中心流量集中管理.與其它演算法不同,本文提出的啟發式隱枚舉演算法能很好地解決此類問題,對某機場網路系統的模擬結果證明了所建模型、優化演算法及相應軟體的有效性和可靠性
  13. A numerical investigation about effects of boundary layer suction in low - speed compressor stator cascade with large turning angle was carried out

    摘要本文採用數值方法研究了低速條件下附面層抽吸對大折轉角矩形葉柵流場的影響。
  14. Causes and effects of territory and boundary disputes among asean countries

    東盟國家間領土邊界爭端的成因及影響
  15. The linear time perturbation theory is used in this paper, the effects of rotary flow, axial flow and both of them to the arc stability are discussed respectively. the corresponding equations and the boundary conditions are deduced

    本文採用與時間有關的線性微擾理論,分別討論了旋轉氣流、縱向氣流的作用,以及它們共同的作用下電弧螺旋不穩定性的特徵。
  16. Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume

    推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組,並同時考慮時間因素和空間變位對波面勢函數的影響,在預設的計算精度下,通過時步內的循環迭代逐一確定每個時步上的波面運動位置,從而建立了一種可適于求解強非線性波浪變形計算的數值模式。
  17. Research on surface and grain boundary passivation mechanism obtained effects of surface recombination on crystalline silicon solar cell performance and the theoretical expression of grain boundary recombination velocity. the limit ratio of short - circuit current increment for anti - reflection coating utilization on solar cells was obtained. the crystalline silicon solar cell spectral response, contact resistance and minority carrier lifetime measurement systems were established

    鈍化機理研究獲得了表面復合對不同表面摻雜濃度晶體硅太陽電池性能的影響、表面和界面復合速度的理論表達式;研究得到了減反射膜對太陽電池短路電流增量比的極限;建立了太陽電池光譜響應、柵線電極接觸電阻和少子壽命等測試系統。
  18. Treating the soil as a two - phase mixture and considering the interactive influence of seepage and solid deformation, this paper analyzes the dynamic impedance of group piles in layered saturated porous media by indirect boundary element method and investigates the effects of pore fluid in saturated soils on dynamic impedance of piles

    摘要將飽水軟土地基視為兩相介質,考慮水的滲流和土骨架變形的耦合作用,用間接邊界元法分析層狀飽水軟土地基中橫向受荷群樁動力阻抗,探討飽和土中孔隙流體對飽和土中橫向受荷群樁動力阻抗的影響。
  19. Thirdly, the effects on the cv rational interpolating splines from the perturbation of the two boundary conditions are analyzed. from this the error bounds of first and second derivatives of cv rational interpolating spline are given

    然後,分析了兩類端點條件的擾動對cv有理插值樣條函數的影響,給出了它們在非均勻節點處的一階和二階導數值的誤差界
  20. On the basis of frequent field - studies, in the light of the basic theories of ecological design, it tells the benefits and necessity of ecological design for city squares, and demonstrates the basic aims ( aim of function, aim of image, aim of environment ) ; according to the weather and vegetation characteristics of subtropical zone, it tells the cardinal principles ( humality, sustainable development, characteristics distinguishing, integral harmony, public participation ) for the design ; with regard to the architecture enclosing, the space organizing, the boundary effects of city squares, and their size and color, this dissertation also analyzes the space and environment of city squares, and especially discusses the ideas of how to decide the size of a square regarding the problem of building big city squares blindly ; and summarizes the key points of ecological plan and design for the component factors of the space and environment of city squares, and the problem of greening of squares is paid much attention

    在多次實地考察的基礎上,本文從生態設計的基本理論出發,指出了城市廣場生態設計的意義及必要性,明確了設汁的基本目標(功能目標、形象目標、環境目標) ;結合亞熱帶區域的地理氣候與植被特徵,提出了亞熱帶區域城市廣場生態設計的基本原則(人性化、可持續發展、突出特色、整體協調、公眾參與) ;分別從尺度、色彩、與周邊建築的圍合、空間組織、邊界效應及內部交通等方面對廣場的空間環境進行了分析,其中針對當今我國廣場建設中「盲目求大」的現象,重點分析了如何把握廣場的尺度問題;總結了廣場的綠化、地面鋪裝、建築小品、水體等空間環境構成要素的生態設計要點,其中著重討論了當今廣場建設中頗為嚴重的綠化問題。
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