橢圓區域 的英文怎麼說

中文拼音 [tuǒyuánqūyù]
橢圓區域 英文
elliptic region
  • 橢 : Ⅰ形容詞（卵形） oval-shapedⅡ名詞[書面語] （長圓形的容器） elliptic vessel
  • 區 : 區名詞（姓氏） a surname
  • 域 : 名詞（在一定疆界內的地方; 疆域） land within certain boundaries; territory; region
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  1. Most of the meteoroids of the leonid meteor stream concentrate in an elongated thin ribbon - like region. the stream orbits around the sun in an elliptical orbit with a period of about 33 years

    獅子座流星群聚集於一條狹長的區域內，以極為橢圓形的軌道環繞太陽運行，周期約為
  2. Based on the method expressing the positional uncertainty of point entities in surveying and mapping, uncertainty ellipse was employed to characterize the uncertainty region for the error dispersal of 2d target ' s position, and uncertainty ellipsoid for the 3d target. 1 - uncertainty ellipse was derived from positional error covariance

    借鑒測繪學科中衡量點元位置不確定性的方法，分別用橢圓和橢球來表示二維目標和三維目標的位置誤差散布的不確定性區域。
  3. A regional satellite navigation system which is made up of geosynchronous satellites and synchronous satellites with elliptical orbit is proposed

    摘要提出了一種用靜止衛星和同步橢圓軌道衛星構造的區域衛星定位系統。
  4. Chapter 3 proposed a constellation scheme for a regional satellite navigation system. the constellation is consist of geosynchronous satellites and synchronous satellites with elliptical orbit

    第三章在分析了適用於構造區域衛星定位系統的衛星軌道類型后，提出了利用靜止衛星和同步橢圓軌道衛星構造星座的方案。
  5. Solvability for certain semilinear elliptic equations in the bounded domain with a hole

    有界洞形區域上一類半線性橢圓型方程的可解性
  6. A systematic summary of previous work has been given first. then this paper presents a novel multi - stage face detection algorithm, which makes a good use of human face pattern ' s valuable information in colour image sequences. the difficult detection task has been divided into four steps : the preprocessing, which is to gain skin colored regions with human skin color model ; the roughly detection and face region refining by elliptic curve fitting ; the fine detection with facial features " detection and location ; the face / non - face classification step based on pca and gaussian density estimation technique

    本文對彩色序列圖像中的人臉檢測和跟蹤技術進行了深入的研究，其具體內容為：對近年來的研究工作進行了系統的介紹；提出了一個由粗到細的多階段的人臉檢測演算法，該演算法充分利用了序列圖像中人臉模式的各種有用信息，將復雜的檢測工作分為了四個部分：膚色區域分割預處理，人臉粗檢及利用橢圓擬和的人臉區域提煉，應用人臉基本特徵檢測和定位的人臉細檢， pca結合高斯概率密度估計的人臉驗證。
  7. In the last part of this chapter, we will summarize the main results of existence, uniqueness and regularity for solution of such kind of problems. in chapter ii, we consider a class of boundary value problem for second order degenerate elliptic equations on a bounded periodic domain ft, which is homeomorphic to the cylindrical surface

    使用橢圓正則化方法分別在每個區域上討論dirichlet問題，即先構造輔助問題，並建立輔助問題的能量不等式，然後由緊性推理方法，利用輔助問題的解的某種收斂性來得到原問題的弱解存在性。
  8. In order to satisfy the new requirement of the police on arresting criminals by on - line information, we took deep research in the recognition of human ' s frontal face, and did lots of experiments in the period of automatic face locating and feature extracting. in this dissertation we proposed a new adaptable two - step face locating algorithm, which combined hbel algorithm and ellipse - model matching algorithm, and men we use eigen - region analysis ( era ) to extract feature

    本文以公安系統的網上追逃為研究背景，著重對人臉正面圖像的靜態匹配做了深入探討，在人臉自動定位和人臉特徵提取方面做了大量的實驗與工作，並獨創性地提出了自適應的二級人臉定位演算法（ hbel演算法+橢圓模板匹配演算法） ，使用基於特徵區域的分析來提取人臉特徵進行識別。
  9. In this paper, through the idea of domain decomposition method and the theory of natural boundary reduction, we study overlapping domain decomposition method and non - overlapping domain decomposition method for elliptic boundary value problems in an infinite domain

    本文藉助區域分解思想並基於自然邊界歸化理論，研究無窮凹角區域橢圓邊值問題的重疊型和非重疊型區域分解演算法。
  10. The crushing force is produced by the moving jaw, which moves elliptically so that the feed material is crushed between the two crushing jaws

    鼠籠式破碎空間。靈活的搖桿呈橢圓形運轉，起到改變破碎區域的幾何空間的作用，從而使物料在顎板間得到破碎。
  11. In a bar wave, these ellipses are aligned, producing a region of enhanced density along their major axis

    在棒狀波里，這些橢圓排成直線，沿著它們的主軸製造出一個密度變大的區域。
  12. In the case of multiply connected domain, the solvability of the oblique derivative boundary value problem for elliptic complex equation of third order was discussed

    討論了多連通區域上的三階非線性橢圓型復方程的斜微商邊值問題的可解性。
  13. Based on the search - extend - method ( sem ) that proposed by c. m. chen and z. q. xie for computing multiple solutions of nonlinear elliptic equation, this paper introduces the fem and the interpolated coefficient finite element method into the sem and calls this improved version as isem. isem not only can reduce our expensive computation greatly but also can be generalized to non - odd nonlinearity cases as well as many different domains ( including the concave domains )

    本文在c . m . chen和z . q . xie提出的一種全新的計算非線性橢圓型方程多解的搜尋延拓方法sem的基礎上，引入了有限元方法和插值系數方法，改進后的sem （稱為isem ）大大減少了計算量，並且將原方法推廣到非奇非線性情形和多種區域（包括凹域）上。
  14. The well - posedness and regularity problems of such equations will be dealed with elliptic regularization method. firstly, we construct a family of auxiliary problems with a small parameter e and a large parameter a. the energy estimates will be derivied after some lengthy calculation

    具體說，在兩區域閉曲線交界附近作輔助問題的解的h ~ 1局部估計，而在每個區域內部的估計可由標準橢圓型方程h ~ 2內估計直接得到。
  15. Roadway area lighting equipment - elliptically shaped, enclosed side - mounted luminaires for horizontal - burning high - intensity discharge lamps

    道路和區域照明設備.水平發光高強度放電燈內封閉式側裝橢圓形照明燈
  16. This spinning area surrounding the event horizon is called the ergosphere and has an ellipsoidal shape

    這活動視界周圍旋轉的區域是所謂的能層而具有橢圓形。
  17. At the same time, as more and more radio sources have been set up, electromagnetic pollution in urban area becomes more serious, which is harmful to people ' s healthy and communication system so it is necessary to simulate the electromagnetic propagation in urban area by computer being an approximate hf method in evaluating em scattering ， the complex ray method （ crm ） is valuable in actual applications ， mainly benefited from its simple physical model ， convenient mathematical formulation and computational efficiency, especially with the scenes of scattering from complex objects based on the condition mentioned above, a hybrid ray model of the urban area electromagnetic wave propagation prediction was established with the foundation of ray tracing theory and complex ray theory

    復射線技術作為一種求解波場問題的高頻近似方法，由於其具有物理模型簡單、數學處理方便、計算效率高等優點，在復雜的目標散射特性分析等應用領域中有著重要的應用價值。基於以上的情況，本文在射線追蹤理論和復射線理論的基礎上，為城區環境建立了混合射線預測模型。本文採用橢圓模型對已有的射線追蹤方法進行加速，並將復射線理論應用到城區環境電波傳播預測中，提出新的預測方法混合射線方法。
  18. The paper takes shiyan city as a study case. in light of the existing urban recreationally spatial structure and its landform, the paper puts forward “ ellipse circle ” formed by “ plot - axis ”, an ideal model of recreationally spatial structure for moderate cities, which can be described as : according to “ plot - axis ” model, a city which has unique central district firstly puts emphasize on the center and its axes, secondly transfers to secondary center and its axes, thirdly gradually shapes a recreational belt crossing the center of the city, finally forms “ ellipse circle ” model for recreationally spatial structure by recreational belt. finally, the paper comes up with corresponding countermeasures aiming at the recreationally special layout of each hierarchy in shiyan city

    以十堰市為例，根據城市現有的遊憩空間結構和地形特徵提出了「點軸」拉動的「橢圓圈層」城市遊憩空間結構模式，即對于只有一個中心區域的城市，根據「點軸」空間結構的發展模式，首先以中心區域為重點並發展其中心軸線，隨后把重點逐步轉到次重點區域並發展次中心軸線，照此循環下去逐漸形成橫穿城市中心區域的遊憩帶，在遊憩帶的作用下形成了城市遊憩空間的橢圓圈層模式;最後分別對城市社區、城區和環城三個遊憩空間的布局提出了相應的改進措施。
  19. Firstly the formulation arid representation of solutions of the above boundary value problems are given, and then the existence of solutions for the above problems is proved, in which the complex analytic method is applied, namely the complex functions in the elliptic domain and the hyperbolic complex functions in hyperbolic domain are used

    先給出這個問題的提法和解的表示式，然後使用一種新的復分析方法，即在橢圓區域上使用復變函數，在雙曲區域上使用雙曲復函數，最後證明了上述混合型方程間斷斜微商問題解的存在性。
  20. In this paper, we use covol - ume method to discrete second order norisyrnmetric and indefinite elliptic problem on a polygonal domain ( possibly nonconvex )

    本文用有限體積法離散多邊形區域（可能非凸）上的二階非對稱不定橢圓問題。
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