singular point 中文意思是什麼

singular point 解釋
奇異點, 奇點
  • singular : adj 1 唯一的,獨一的,單獨的,一人的,一個的;【法律】各自的,各個的;【邏輯學】單稱的;【語法】...
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  1. Within the homoclinic orbit or heteroclinic orbit, the analytical expression of one set of periodical track surrounding the center - type singular point is worked out

    得到了同宿軌道或異宿軌道內的,圍繞中心型奇點的一族周期軌道的解析表達式。
  2. Every result in the paper is presented through specific analytic expression, including the analytic expression of homoclinic orbit or heteroclinic orbit and its melnikov function, analytical expression of periodical track surrounding the center - type singular point within the homoclinic orbit or heteroclinic orbit and its melinkov function, the critical value when periodical m point appears, the critical value when smale horseshoes chaos appears, etc.

    文中的各個結果均以具體的解析形式給出,其中包括同宿軌道或異宿軌道的解析表達式及其melnikov函數;同(異)宿軌道內圍繞中心型奇點的周期軌道的解析表達式及其melnikov函數;出現周期m點的臨界值;出現smale馬蹄混沌的臨界值等。
  3. Nature of the singular point of plane poincare mapping that is established by equation ( 1 ) is analyzed. relationship between the three parameters and homoclinic orbit and heteroclinic orbit of the hamilton system corresponding to this sort of equation is discussed. the adequate and essential condition of the existing homoclinic orbit or heteroclinic orbit for the hamilton system is presented

    分析了方程( 1 )建立的平面poincare映射的奇點性質,討論了此類方程對應的hamilton系統的同宿軌道和異宿軌道與三個參數o 、夕、屍的關系,給出了hamilton系統存在同宿軌道或異宿軌道的充分必要條件。
  4. Experimental results show that our algorithm is capable of correctly and robustly extracting singular point, rapidly and efficiently performing fingerprint classification

    實驗結果表明,我們的演算法提取指紋奇異點準確可靠,並能迅速有效地執行指紋分類。
  5. Unless some new laws of physics intervene, the matter will shrink down to a singular point.

    除非有某些新的物理定律起作用,否則物質將一直收縮到奇點。
  6. Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method

    在此基礎上,對具有任意界面角和結合角的橫觀各向同性雙壓電材料空間軸對稱界面端一般模型的軸對稱變形問題進行了理論分析,給出了該模型界面端的奇異性特徵方程以及界面端附近的位移場、電勢、奇異應力場和奇異電位移場。
  7. The discussing process follows the steps below : first, suppose the system ( 1 ) has only one finite singular point ( 0, 0 ). then we can assume b50 = 0, which special direction is determined by equation g ( 0 ) - 0, introduce poincare transformation to discuss infinite singular points, according to the coefficient conditions, list all possible infinite singular points and special directions, judging their type, drawing out all kinds of phase portraits

    本文主要內容為:一、假設系統( 1 )只有唯一的有限遠奇點( 0 , 0 ) ,則不妨設b _ ( 50 ) = 0 ,其特殊方向由示性方程g ( ) = 0給出,引進poincare變換研究無窮遠奇點,再根據各定理中的系數條件,列出系統所有可能的無窮遠奇點和特殊方向,並判斷其類型,由此畫出系統的各種可能的全局相圖。
  8. Eigenequation about singularity, singular stress fields and electrical displacement fields near the interface edge are obtained under axisymmetric distortion. finally, a special finite element formulation which is based on the principle of minimum potential energy has been developed for determining the orders of the singularity of the singular stress fields around the singular point ( interface edge, interface corner and the interface crack ) in the bonded dissimilar anisotropic / anisotropic, piezoelectric / piezoelectric as well as piezoelectric / anisotropic materials. the numerical results show that this method is very convenient and efficient

    最後,從最小勢能原理出發,在僅僅考慮奇異性支配區域這一前提下,對于彈性接合材料的平面變形問題和擬平面應變問題,以奇異點為原點分別建立極坐標系和圓柱坐標系,通過分部積分消除廠項,從而使奇異性問題的求解由原來的二維降為一維;對於三維變形問題,以奇異點為原點建立球坐標系,通過分部積分消除項,從而使奇異性問題的求解由原來的三維降為二維。
  9. The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method

    本文的主要工作有: ( 1 )分析電力系統在發生故障時的運行狀態,尤其對三相傳輸線上的故障行波進行了分析和研究,推導了考慮相間耦合的三相傳輸線電壓方程,並將傳輸線上任一點的電壓與故障點電壓建立起聯系,得出了傳輸線上電壓信號在故障點處的奇異性,並以此作為構造新的故障檢測演算法的理論基礎; ( 2 )將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中,針對目前相關研究的不足,提出了電力系統故障檢測判據的補充判據,通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析,給出了一個可行的解決方案;模擬研究表明:這是一個快速、準確、有效的故障檢測演算法。
  10. We proposed a singular point extraction algorithm based on multi - characters. it uses direction information, neighborhood information and human experience to find singular point

    提出了一種基於多特徵的奇異點提取演算法,利用奇異點的方向信息和鄰域特性以及經驗知識尋找奇異點。
  11. Firstly, the first eight singular point quantities are computed and conditions for infinity to be a center are deduced as well, then a system that bifurcates eight limit cycles in the neighborhood of infinity are constructed

    首先通過同胚變換將系統無窮遠點轉化成原點,然後求出該原點的前8奇點量,從而導出無窮遠點成為中心和最高階細焦點的條件,在此基礎上給出了五次多項式系統在無窮遠點分支出8個極限環的實例。
  12. By virtue of the stochastic bifurcation theory, the transition of the atom movement at a crack tip in fatigue damage system is investigated. using the singular point theory of one - dimensional diffusion process and the stochastic averaging approach of energy envelope, a micro - model to describe the atom movement at the crack tip in homoclinic bifurcation fatigue damage system, which is in the presence of stochastic perturbation, is established. after the study on the characteristic of the diffusion exponent, the drift exponent and the character exponent of the fatigue damage diffusion process on singular boundary, the bifurcation behavior of a homoclinic bifurcation fatigue damage system, which is in the presence of parametric white noise, is examined

    採用隨機分叉理論,探討疲勞損傷系統裂尖粒子運動性質突變.利用一維擴散過程的奇點理論,並結合能量包絡的隨機平均法,建立了隨機擾動的疲勞損傷同宿分叉系統裂尖粒子運動模型,通過研究奇異邊界的擴散指數、漂移指數以及特徵指數特性,考查疲勞損傷裂尖粒子運動的同宿分叉系統受參激白噪聲影響的分叉行為
  13. In the first part of this paper, resorting to the idea of hadamard principle value and induction, we discuss the inductive definition, existence of hadamard principle value, recursive formula, computation formula, differential formula on the sense of hadamard principle value for several kinds of quasi - bochner - martinelli - type high order singular integrals with one singular point

    本文藉助于高階奇異積分的hadamard主值的思想以及歸納法的思想,在第一部分討論了幾類含一個奇點的擬bochner - martinelli型高階奇異積分的歸納定義, hadmard主值的存在性,遞推公式,計算公式,以及在hadamard主值意義下的微分公式。
  14. On the singular point of meromorphic function of zero order in the unit circle

    單位圓內零級亞純函數的奇異點
  15. In chapter 2, by studying the computation of the quantities of singular point of the original of the following complex autonomous polynomial differential system two linear recursion formulas for the computation of quantities of singular point of system ( 1 ) are obtained. applicable formulas are presented unitedly for the computation of focus quantities and saddle quantities, which play an important role in center - focus determination and bifurcation of limit cycles in real planar polynomial differential systems

    在第二章,我們研究平面多項式復自治微分系統原點的奇點量計算,得到了奇點量計算的線性代數遞推公式,統一地給出了在實平面多項式微分系統的中心焦點判定與極限環分支中有著極為重要意義的焦點量與鞍點量的易於應用的計算公式。
  16. It is a singular point.

    它是一個奇點。
  17. Some theorems on the singular point types of type fifth - order plane power system

    關於一類平面五次動力系統奇點類型的幾個定理
  18. Regular singular point

    正則奇點
  19. When it comes to glamour and style, the red carpet has been a singular point of fashion inspiration

    紅地毯絕對是展示魅力與風格,獲得時裝靈感的最佳場所。
  20. We introduce a two - dimensional motion model of neural system, fhn neural model. then by using of adiabatic elimination method and the presence of noise, the system becomes a special double singular stochastic system. the effects of parameter, which marks the singular degree of stochastic at singular point, on the phase transition of the fhn model is discussed when is non - integer

    首先介紹了神經系統的二維動力學模型,即fhn模型,接著考慮引入乘性噪聲后, fhn神經模型變為一個特殊的雙奇異隨機系統,研究了該系統的相變情況,同時得出了噪聲強度臨界值的解析表達式,著重分析了噪聲的奇異性標度和噪聲強度對神經細胞內電位的概率分佈以及電位的平均值的影響。
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