極向量 的英文怎麼說

中文拼音 [jíxiàngliáng]
極向量 英文
extreme vector
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. Each segment of line current can be approximated as a hertzian dipole if each segment is much smaller then a wave length

    因此任意線電流在三度空間之三維向量電磁場即可以赫芝電偶極完整之遠場及近場近似合成之。
  2. The poynting vector that represent the flow of electromagnetic power density on a sphere from a linear dipole antenna is approximated by the summation of the field of segmented line current as hertz dipoles

    以赫芝偶極之電磁場合成任意長度偶極天線在球面上電磁功率密度流之時變玻因亭向量。
  3. Forever the without limits innovation spirit because this spirit is precisely numerical code rationality choice multiplication, the positive upward values centralism manifests, is precisely develops the establishment in take the public ownership system as the main body, in diversified economies ingredient communal development foundation socialist market economy objective need, is precisely china s enterprise dares to greet the economical globalization and the knowledge economy flood tide challenge need, is precisely any enterprise unceasingly through the system innovation, the organization innovation, the technical innovation, the pursue enterprise incessant realization great span, jumps the type, continues the need to develop, also will be unceasingly develops the enterprise general staffs to innovate spiritual, the offer spirit, the realistic spirit, the casting enterprise soul basis is at, in this kind forever under under the without limits innovation spirit guidance, the drive the enterprise culture will be able to transform the giant material force, the enterprise culture can become the modern business management the scientific idea, the surmounting enterprise life cycle infinite power

    -追求卓越永無止境永無止境的創新精神，因為這一精神正是積極向上的價值觀的集中體現，正是發展建立在以公有制為主體，多種經濟成份共同發展基礎上社會主義市場經濟的客觀需要，正是中國的企業敢於迎接經濟全球化和知識經濟大潮挑戰的需要，正是任何一個企業不斷通過制度創新組織創新技術創新追求企業不斷實現大跨度跳躍式持續發展的需要，也是不斷發展企業廣大員工創新精神奉獻精神求實精神鑄造企業靈魂的根本所在，在這種永無止境的創新精神引導下激勵下企業文化才能轉變成巨大的物質力量，企業文化才能成為現代企業管理的科學理念，超越企業生命周期的無窮動力。
  4. At present many foreign dealers in developed countries are looking for battery source form developing countries. and many of our battery products are of serious polution, backward crafy and expensive cost. so the battery with little pollution, new technology and high quality have a brisk market

    據有關資料分析，由於污染及勞動力價格不斷上漲等原因，許多發達國家的電池經銷商積極向發展中國家尋找資源，而目前我國生產的蓄電池大部分屬于性能低下內在質量差成本高滯銷產品。
  5. This course consists of several major parts, such as derivatives, integration, ordinary differential equation and series

    課程內容包括函數、極限與連續、一元函數微分學、一元函數積分學和向量代數與空間解析幾何等幾大板塊。
  6. The game is to find a set of arrows that, when linked up end to end, leaves a gap between head and tail ( the two ends ) of 10 - 120 inch

    但一組相當接近預期結果的向量，卻極有可能被下一個隨機取樣的向量給搞砸了。
  7. The authors inferred that it is more reasonable to make lithology ratio graphics with the limiting probability in the fixed vector than with the lithology ratio only

    設想運用固定向量中的極限概率代替以往的巖性比率作巖比圖更加合理有意義。
  8. If the upwelling is strong enough, the top of the poloidal loop is expelled from the core [ see box on this page ]

    如果涌升流夠強，極向磁場環圈的頂端會被排出到地核之外（見本頁反向通量斑塊） 。
  9. Most current algorithms only work well in special conditions, because of the abnormity of signals in the real world. now, the research in the ica arises much passion and the ica has brought about many applications. the primary results the writer has got are as the following : after a whiting process, it is a key to find an orthogonal matrix to throw away the high - order redundant information between components

    由於現實生活中信號十分不規則，目前提出的演算法大多隻能針對某類信號分離，鑒于目前在ica方面極大的研究熱情和強大的背景支持，作者對ica離線演算法做了一定研究，主要內容和工作包括如下: ica問題經過白化處理后，尋找去除高階相關的正交矩陣成為問題關鍵，而正交矩陣具有特殊的空間結構，組成它的每個列向量可視作rn中單位超球表面上一點，當這些點彼此垂直時，整體就組成一個正交矩陣。
  10. Referring to the formation process of qd, it is accepted that there formed a groove around the dot during the formation process due to mass - transfer. when the dots were capped by a compound with larger band gap, there will appear a potential maximum due to larger confinement. the maximum will prevent the carriers from entering the dot, and the origin of the kink point is resulted from the prevention

    根據s - k模式量子點的形成過程，我們認為在點的形成過程中由於質量遷移會在點的周圍形成一個凹槽，加上覆蓋層后，由於大的量子限域效應該處將形成一個勢能極大值，該勢能極大值將阻礙載流子從勢壘層向量子點的注入，該過程是導致上述拐點出現的原因。
  11. A method for the determination of bivariate rational interpolants

    預給極點的向量有理插值及性質
  12. By using the bifurcation theory of planar dynamical systems and the method of detection functions, this paper gives a configuration of limit cycles forming compound eyes. with the help of numerical analysis ( using maple ), it is shown that there exist parameter groups such that a polynomial vector field of degree 7 has at least 49 limit cycles with z8 - symmetry

    然後，利用平面動力系統的分支理論以及判定函數法，考慮z _ 8 -等變的擾動hamilton向量場，在計算機數學軟體（ maple ）的幫助下，我們得到結論： 8次平面向量場至少有49個極限環，形成具有z _ 8 -對稱性的極限環分佈。
  13. Based on the theory of reyleigh minimum, the minimum of energy function of neural network was mapped to the eigenvector that was mapped to the minimal eigenvalue of the generalized eigenvalue problem, by which the precise solution of minimal eigenvalue was gained while the neural network moving to the minimum of energy function

    本文應用reyleigh極小值原理，將神經網路的能量函數的極小點對應于廣義特徵值問題的極小特徵值所對應的特徵向量，在神經網路向著能量函數極小點運動的同時得到了極小特徵向量的精確解答。
  14. As to the polyreference implemention of the least - squares complex frequency - domain estimator in mathematical separation technique of modes, this thesis builds a right matrix - fraction description model to estimate the system poles. then frequency point stabilization diagram is set up and analyzed to automatically determine natural frequencies, modal damping ratios and modal participation factors. finally mode shapes are identified based on the least squares theory

    對于模態數學分離技術的多參考點最小二乘復頻域識別技術，先建立右矩陣分式頻響模型，識別出系統極點，再通過建立和分析頻率點穩態圖，能自動的確定出結構的固有頻率、模態阻尼比和模態參與因子，最後根據最小二乘原理識別出模態振型向量。
  15. Because the algorithm of support vector machine is a convex quadratic optimization problem, the local optimal solution is certainly the global optimal one

    並且，由於支持向量機演算法是一個凸二次優化問題，能夠保證找到的極值解就是全局最優解。
  16. Having about 10, 000 sets of advanced manufacturing machines and analytical instruments, 7000 cubic meters fermentation tonnage and brand - new gmp approved workshops for solid and liquor finished dosage forms and apis, producing more than 350 varieties and specifications of all kinds of medical products, adding to complete quality analysis and quality assurance system, nationwide sales net work and fast - growing international business, topfond is playing a more and more important role in chinese pharmaceutical industry and in the world as well

    公司擁有國內外先進生產設備、分析儀器近萬臺（套） ， 7000立方米的抗生素發酵噸位，嶄新的針劑、片劑及原料藥gmp車間，生產350多個不同規格類型的產品，具有完善的質量檢驗和質量保證系統，銷售網路覆蓋全國，並積極向全球拓展，所有這些都表明天方在中國乃至全球醫藥行業正在起著越來越重要的作用。
  17. This type of strategy has two main shortcomings : 1 ) useful information for classification task contained in the matrix structure may be jeopardized in the vectorizing procedure ; 2 ) after vectorizing procedure computation complexity in classification task may increase substantially due to the vector pattern representation

    這種方法存在著兩個主要的缺點： 1 ）矩陣模式中對分類有用的結構信息很可能會因為向量化的操作而遭到破壞； 2 ）向量化的操作極大的增加了特徵提取及隨后識別的運算復雜度。
  18. Further, both kpca and kernel fisher discriminant can be proved to be two special cases of pkpca, and meanwhile pkpca successfully avoids the disadvantage of kfd that can only get ( class number - 1 ) eigenvectors

    可以證明kpca和kfd是pkpca參數取極限的兩個特例。同時可以克服kfd只能求得（類別數? 1 ）個特徵向量的不足。
  19. Our main idea is to map the singular problem in high - dimensional space into a nonsingular problem in reduced dimensional space without any loss of optimal discriminatory information with respect to fisher criterion

    在該理論框架下，最優鑒別矢量集的計算只需要在一個低維向量空間內進行，從而極大地提高了求解效率。
  20. Firstly, the voltage sample signals from ac exciter stator coil were de - noised and filtered by means of decomposition of the wavelet function. secondly, the character frequency region of the rotating rectifier fault was selected clearly with wavelet package decomposition and reconstruction

    先對交流勵磁機定子磁極線圈電壓采樣信號進行消噪濾波，再通過小波包分解和重構進行特徵頻率提取，建立了表徵旋轉整流器故障的特徵向量。
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