邊限現象 的英文怎麼說

中文拼音 [biānxiànxiànxiàng]
邊限現象 英文
margin phenomenon
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 限 : 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
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 邊限 : margin
  • 現象 : appearance （of things）; phenomenon
  1. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
  2. ( 2 ) according to the forming model of the deep pull cracks, they can be divided into three classes pulled cracks -, pressed cracks and sheared cracks. ( 3 ) based on the two - dimensional and three - dimensional finite element methods. the following results can be affirmed : in the slope excavating process, the base surface will rebound in the direction of the excavating surface ' s excerior normal. the maximal displacements of the left and right bank are + 3. 6cm and + 2. 4cm ; the arch abutment will rebound in the direction of the river valley, the maximal displacements of the two bank are + 3. 5cm and + 2. 2cm ; the upstream and downstream surface will rebound in the direction of the normal direction. the maximal displacements are + 2. 1cm and + 1. 7cm. ( 4 ) the natural slope is stable

    （ 3 ）通過二維及三維有限元分析得知，左右岸拱肩槽邊坡在開挖過程中，開挖底面主要表現為朝開挖面外法線方向發生回彈，左右岸最大位移量分別為+ 3 . 6cm 、 + 2 . 4cm ；拱端面主要表現為向河谷方向發生側向回彈，左右岸最大位移量分別為+ 3 . 5cm 、 + 2 . 2cm ；上下游坡面主要表現為向臨空方向的回彈，左右岸最大位移量分別為+ 2 . 1cm 、 + 1 . 7cm ；開挖使巖體產生由卸荷回彈導致的傾倒拉裂現象。
  3. According to different water phenomena, we use two different method to produce waves source : the first method is by specifying the boundary conditions and initialization conditions, this method simulate the dam breaking, reflection and diffraction of water waves ; the second method is by specifying disturbance model, this method simulate water droplets, waterfall, waves of ship ; in the first part of this thesis, we discuss the prevalent methods of the simulation of water scenes, in the second part of this thesis, we describe the numerical methods of solving the shallow water equations using the finite difference method and the finite volume method respectively, in the third part of this thesis, we simulate some realistically liquid phenomena such as rain droplets, the waves of ship, dam breaking etc

    產生水波首先要有波源，設置不同的波源便可以得到不同的水流情形，我們用兩種方法來產生波源：一種是通過設置邊界條件和初始條件產生，這種方法用於模擬潰壩波的反射、折射等現象；另一種是通過擾動控制產生，這種方法用於模擬雨滴、瀑布、船波等自然現象。本論文的第一部分我們討論了目前水動畫模擬常用的幾種方法；在第二部分討論了我們所使用的兩類數值方法：有限差分方法和有限體積方法；在第三部分我們模擬了雨滴、船波、潰壩波等一些水流現象。
  4. 8. this thesis initiates the 8 - quadrant angle computing method. this method can rapidly recognize the adjacency relationship of all the edges linked with the same node and avoid the complicated computing of trigonometric function. furthermore, this method can rapidly construct the adjacency relationship of all the arcs linked with the same node, in the construction of topological data structure in gis, which is helpful to the rapid construction of topological structure

    創造性地提出了a象限角度計演算法，它可以實現快速確定與同一結點相連接的所有邊的鄰接關系；避免了復雜的三角函數計算，而且該演算法還可以在gis的拓撲數據結構建立過程中，快速地構建與同一結點相連的所有弧段間的鄰接關系，為拓撲結構的快速建立創造了條件。
  5. Quantum confinement effect was observed in the films by measurements of absorption spectrum of ge - sio2 films. the widening of optical band gap of the amorphous films seems to be related to the function of the quantum confinement on the impurities or defects in the films

    光吸收特性研究表明，因量子限域效應，對于ge - sio _ 2薄膜觀察到較強的光吸收和光吸收邊隨ge顆粒尺寸變小而藍移的現象。
  6. S, although deposed from the exalted position she had occupied, lost in the sphere she had now chosen, like a person passing from a room splendidly lighted into utter darkness, appeared like a queen, fallen from her palace to a hovel, and who, reduced to strict necessity, could neither become reconciled to the earthen vessels she was herself forced to place upon the table, nor to the humble pallet which had become her bed

    使她的精神崩潰的，不是貧窮，她並不缺乏勇氣忍受貧窮的，美塞苔絲從她以前優越的地位降低到她現在的這種境況，象是一個人從一個燈壁輝煌的宮殿進入一片無邊的黑暗，美塞苔絲象是一位皇后從她的宮殿跌到一間茅舍里，她只能有最低限度的生活必需品，她不能習慣那種放在桌子上的泥碗，也不能習慣用下等草褥來代替床鋪。
  7. The top beam can reform the force - bearing mechanism of the retaining piles because the cantilever piles can be fixed by adding a restriction on the top of the piles and the displacement of the piles can be reduced too. as the same time, top beam can harmonize the displacement and force of the piles and avoid the phenomenon of chain failure as one of the piles is destroyed. if the top beam are closed it can work well because the support on the two ends

    樁頂圈樑對支護樁的作用主要體現在：改善支護樁的力學性狀，變懸臂樁為頂端約束的超靜定狀態；對樁頂位移起限製作用，減小基坑工程對周邊環境的不良影響；協調各樁之間的受力和位移，避免局部受力過大引起各樁之間的連鎖破壞現象。
  8. Finite difference method can deal with regular boundary conditions. in this paper, we discrete the water domain into rectangular meshes, and simulate the propagation, reflection and diffraction of water waves. we just specify waves source, the movement of water waves can be simulated automatically

    有限差分方法能夠處理具有規則邊界水域的水流現象，在本文中，我們把求解的水域離散成結構矩形網格，對水流的折射、反射、繞射等水流現象進行了動畫模擬，我們僅僅指定產生水流動畫的波源，水流動畫的細節均由數值方法產生，不需要人工的干預。
  9. Finite volume method can deal with irregular boundary conditions. in this paper, we discrete the water domain into triangular meshes, and simulate dam breaking, water droplets. the same as finite difference method, we just specify waves source, the movement of water waves can be simulated automatically

    有限體積方法能夠處理具有不規則邊界水域的水流現象，在本文中，我們把求解的水域離散成無結構三角形網格，對潰壩問題、雨景等水流現象進行了模擬，和有限差分方法一樣，我們僅僅指定產生水流動畫的波源，水流動畫的細節均由數值方法產生，不需要人工的干預。
  10. After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates

    本文根據我國規范的有關規定，自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型，對不同構件尺寸的樑柱腹板剛性連接節點在單向荷載作用下的反應進行了研究，從結構的mises應力等值線示意圖、梁端加載處的荷載? ?位移曲線、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值線示意圖四方面進行了比較與分析，從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論：增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫向加勁肋均可以改善節點的受力性能：提高節點的承載能力；減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象，從而避免試件過早地發生破壞。
  11. The simulating results indicate that the scheme is stable in linear frame, and exists weak instability on the intersecting points of lateral boundary and interface in nonlinear frame. in present stage, a technique of using damping zone to limit the movement of the intersecting points is used to avoid this instability problem, however, to solve it thoroughly, the original model has to be modified in the future

    實驗證明，在線性框架下該模式是穩定的，但在非線性模擬中卻出現了由邊界角點引起的弱不穩定現象，必須對模式作進一步修改，為此同時提出了以消波器消除該角點影響的限制性解決方法。
  12. The separation of gas and oil and water only limits to small system of gas pool and there are not separation of gas and water in the large bound. the border water is not active, the system of gas and water is small and driving power of water is poor. the degree of mineralization of strata water is lower, the type of water is sodium carbonate and respects the character of closing transition in the continent circumstance

    油氣水分異僅限於一個小氣藏系統，不存在大范圍的氣水分異現象；氣藏邊底水不活躍，氣水系統連通范圍較小，水體驅動能量有限；地層水礦化度較低，水型以碳酸鈉型為主，代表大陸環境下的封閉過渡帶特徵。
  13. The model of the reconstruction image in the condition of nonlinear exposure was constructed. the reconstruction images of the different shape particles were stimulated in the nonlinear exposure. the edge enhancement appears, especially, in the utmost condition i. e. the binarization of receding light intensity

    研究了非線性曝光對不同形狀粒子的再現像影響，通過數值模擬計算發現在非線性段曝光的粒子的再現像出現了不同程度的邊緣剪切，特別是改變非線性曝光的極限條件即二值化，邊緣剪切現象更加明顯。
  14. In a word, the works of this paper is as follows : 1, about the stability analysis of bridge foundation, the variational kp method is researched. at the same time, an improved method that not only keeps the merits of the former method, but also improves the precision and extends the range is putted forward. at the basis of pointing out the phenomena of sloping surface moving when the loading, structural boundary or hydrology and geology conditions changes, the dynamic stability analysis to considering the moving of sloping surface is putted forwarded

    本文主要在以下幾個方面開展研究工作： 1 、在大型橋梁地基基礎的穩定性分析方面，對非線性有限元求解方法?變k _ p法進行了研究，在保持原有方法優點的同時，提出了一種改進方法，可以提高該方法的求解精度與適用范圍；在指出最不利滑動面會在荷載、結構邊界、水文地質條件等發生變化時發生遷移現象的基礎上，提出了基於最不利滑移面遷移的穩定性動態分析方法。
  15. Abstract : in one sintering plant, its no. 1 wagon tipper ' s track sur face occurred corrosive pitting and stacking only after short application, and th is effect the normal production seriously. in order to diagnose the plastic defor mation of the track surface, we made test and fem analysis to it, found the re ason of failure, and put out improving measure

    文摘:某燒結廠1號翻車機在使用較短時間后，導軌表面出現點蝕和堆邊現象，嚴重影響正常生產.針對這一問題，對導軌表面塑性變形進行了實測和有限元分析，從而找出了故障原因並提出了改進措施
  16. 2 ) in order to solve the scattering and diffraction of sound radiation, in this dissertation, based on helmholtz equation and its boundary equations, modeling of three - dimensional fem is given for computing low frequency sound transfer function in small enclosures

    2 ）為解決聲音在傳播過程中所發生的散射和衍射現象，本文基於有源helmholtz方程及其邊界條件，建立了求解小尺度封閉空間內低頻聲傳遞函數的三維有限元模型。
  17. Dun & bradstreet ' s " 1998 global outsourcing business studies " also indicated that outsourcing expenditure of companies whose global turnover of above 50 million u. s. dollars in 1998 had increased by 27 %, compared to 23 % in 1997

    最後本文以吉林延邊a藥業股份有限公司為研究對象進行了應用研究，並與其現行承包商管理的做法和存在問題進行比較分析，提出了針對性的改進設想。
  18. With the development of network and multimedia technology, the application of the network video monitor system is more and more extensive. however, the network video monitor system often cannot adapted well to the high real - time requirement, and low - level efficiency of the video streaming transmission cannot satisfied the system requirement. all of the shortcoming limited the development of the network video monitor system all the time. the development of streaming media technology gives a chance to better solve this problem. we can send the sustained encapsulated video data stream to receiver according to the gradation of time by use of streaming media technology, and the receiver can play video streams received from network. it can improve systematic real - time character through adopting this method

    而一直以來網路監控系統的實時性不高和視頻數據的網路傳輸效率低下等缺點限制了它的發展。流媒體技術的興起較好的解決了這個問題，它將連續視頻流封裝后按照一定的時序要求發給接收端，保證接收端可以一邊接收數據一邊實時播放，提高了系統的實時性。本文以網路視頻數據流為對象，研究了將流媒體技術應用於現代網路監控系統中的技術和實現方法。
  19. This thesis proposes an algorithm to build efficient representation for complex virtual environment from large set of reference images. starting from multiple depth reference images, a hybrid representation of the complex scene will be automatically built up without knowledge of the original 3d models, and through this representation, a real time walkthrough in a large complex scene with no restriction to user ' s motion can be achieved

    本文演算法從一系列包含深度信息的參考圖象出發，在場景三維模型未知的情況下，自動建立一個對復雜場景的點和多邊形混合的表達方式，並在該表達方式下，實現對復雜場景的用戶視點和視線方向不受限制的實時漫遊。
  20. The eyes can be considered as a salient and relatively stable feature of faces, so firstly eyes - analogue regions in cluttered images are segmented using local adaptive threshold edge detector. then the small eye - analogue regions are grouped together and labeled using a traditional labeling process according to their geometrical and color features. instead of finding potential eye - pairs from eye - analogue regions one by one, all possible pairs of eyes are encode as the solution, and the potential face are searched by gas

    新意之處：利用膚色是一種感知現象的特性以及神經網路的強大感知、學習功能，採用進化神經網路對膚色進行感知和分類；以眼睛的幾何和周邊的膚色特徵分割眼睛塊，克服了在完整的膚色區域內檢測人臉方法的局限性；對候選眼睛對的編號而不是人臉在圖像中的位置、人臉的尺度和方向進行編碼，使遺傳演算法用於人臉定位時的問題空間得以大大簡化，採用一個新穎的眼睛及臉頰部位的灰度投影及膚色模板驗證，可以實現多尺度、任意方向的正面人臉檢測，實驗結果令人滿意。
分享友人
分享到 Line

分享到臉書