共軛線 的英文怎麼說
中文拼音 [gòngèxiàn]
共軛線
英文
conjugate curves-
Study on electronic spectra and second - order nonlinear optical property of substituted 60 fulleropyrrolo barbituric acid derivatives
取代螺旋共軛化合物非線性光學性質的理論研究Theoretical studies on electronic spectra and second - order nonlinear optical properties of aniline substituted barbituric acid derivatives
系列新推拉型多環共軛分子二階非線性光學性質的理論研究A. douady had suggested to study dynamics of biquadratic polynomials. by definition, a biquadratic polynomial is the composition of two quadratic polynomials, so it is an even quartic polynomials which can be written as f ( z ) = z4 + az2 + 6, where a, b are parameters. it is easy to see that / has a critical point at 0 and two symmetric critical points at
A . douadv曾建議對雙二次多項式的動力系統進行研究，所謂雙二次多項式就是兩個二次多項式的復合，也即偶四次多項式，在一個線型共軛下可以記為fz ） = z ~ 4 + z ~ 2 + b ，這里o ， b是參數，點0是它的一個臨界點，另外還有兩個對稱的臨界點（ （ - a ） 、 2 ） ~ 2 。So far, the main frame of the conjugation of betrand are established, on the basis of which, it is given that the primary condition the directrix line must be satisfied, the relative curvature of the conjugating surfaces, the relations between non - interventional condition and curvature axle of the directrix line, and so on. the transmission of normal circular - arc gear is a typical bertrand conjugation. in order to promote the transformation from theory to technology, the general principle of this kind of transmission is studied
為了使研究更加貼近於工程，便於解析處理，提出準面的概念，並確立由準面到準線的研究路線，給出了各種傳動形式下準面與準線的具體特徵，證明了共軛準面上兩準線的誘導測地曲率等於零的這一不干涉條件，進而指出，當準面為平行軸和相交軸傳動的節曲面時，不干涉條件自然滿足。Based on the geometry characteristics of bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line. according to the different generatrix line which can be divided into common plane curve, circular - arc curve and straight line, bertrand conjugation surfaces are parted into three typical types, and the basic equation and differential formula are established, then the conjugation conditions are found. aiming at the inclusive problem, the structure condition is given
論文將白川德共軛按母線為一般平面曲線、圓弧、直線分為三種典型類型，分別建立了共軛的基本方程與微分關系式，據此給出了各種類型的共軛基本條件，發現這是一類更強更嚴的條件，存在有相容問題，進而研究了白川德共軛的結構條件，至此確立了白川德共軛的基本框架。Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits
文摘:介紹了一個基於標準單元布圖模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法，為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非線性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明，文中所提供的演算法可以在很快的運行速度下實現更低的布線資源佔用.因此，在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力With regard to the restrains of geometries boundaries of the surface, we have finished the tooth contact analyses ( tca ) and precisely drawn the actual contacting area on the surface. the relations between the total length of the actual contacting lines and the rotating angle of worm gear are also revealed in this dissertation
為了獲得蝸輪輪齒齒面的準確描述，按共軛理論計算了蝸輪齒面的實際接武漢理工大學博士學位論文觸線，通過考慮蝸輪齒面的實際幾何約束，確定了蝸輪齒面的實際嚙合區，並運用數值方法精確計算了蝸輪齒面的邊界線。Phalocyanines are a kind of centrosymmetric planar organo - metallic molecules with an extensively delocalized two dimensional conjugated - electron system which show a relatively large third order optical nonlinearity, varying upon central metal atom substitution and other factors
金屬酞菁配合物是一種具有平面共軛電子結構的大環配合物。研究表明，酞菁配合物在可見及近紅外波段具有良好的非線性光限幅性能。Starting from the generativ e procedure of conjugate curves the generator 2 and generated curve 1 ar e re garded as two bunches of spatial point sets and the 1 is being considered a s a macroscopic expression in s1 coordinate space of points, satisfying the co n dition of conjugation during the course of relative movement, on 2
從共軛曲線的創成過程出發，將母曲線2和創成曲線1看作兩簇空間點集，認為1是由相對運動過程中2上滿足共軛條件的點在s1坐標空間中的宏觀表現。It has many potential applications, including self - adaptive optics, optical computing and optical communications, image processing and real - time holography. in this thesis, we investigate the properties of the phase - conjugate wave produced by the self - pumped in cu : knsbn crystal and by the four - wave mixing in cr : sbn crystal
光折變晶體具有非常大的非線性光學系數，是一種理想的相位共軛材料，因而被廣泛地應用於自適應光學、光計算、光通訊、圖像處理、實時信息處理等許多方面。Solution to the longitudinal tooth curve of an internal gear
內剃齒刀齒向曲線的共軛解法Creative points and all tasks having be finished are briefly shown below : according to the classical space meshing theory, we have strictly deduced a series of formulae such as the equation of contacting line of worm, the equation of the second limiting curve of worm gear, and the equation of working surface and non - working surface, etc. and we have deeply studied the algorism of the actual contacting lines of worm gear drive
本文的主要創新點和成果如下：基於經典共軛嚙合理論，對平面二包蝸桿副的運動關系進行了嚴密分析，獲得了蝸桿副齒面方程、蝸桿齒面一界曲線方程、蝸輪齒面二界曲線方程等一系列齒面分析所必須的數學公式，並深入研究了蝸桿副齒面接觸線的演算法，為蝸桿副的三維數字化造型打下了堅實的數學基礎。Analytic solution of roll shape curve of bar straightening roll by conjugate surface theory
共軛旋轉曲面法求解線棒材矯直輥型曲線Conjugate non - circular gear of eccentric gear and its involute tooth profile
偏心齒輪的共軛非圓齒輪及其漸開線齒廓At first the paper begin to study the foundation of digital curved face and space meshing principle, introduce the basic knowledge of curve theory and curved face theory, explain the mathematical tools of vector turning and coordinate conversion in the paper ; analyse the motion and relative motion of rigid body, provide the condition of gear driving continuous contact and equation of conjugate meshing
論文首先從參數化曲面和空間嚙合原理基礎出發，介紹了曲線論和曲面論的基本知識，對課題研究重的數學工具矢量回轉和坐標變換進行了說明;分析了剛體的運動和相對運動，根據空間嚙合原理給出了輪齒傳動連續接觸的條件和共軛條件方程。According to the linear superposition principle of quantum mechanics in this thesis, it is constructed the kind ( ii ) of multi - mode superposition state of differ - intensity of nonsymmetry state superposition state with distinguishable two quantum states light field composed of the linear superposition of multi - mode complex conjugation coherent state of contrary state and multi - mode imaginary conjugation coherent state of contrary state. by utilizing the theory of multi - mode squeezed states
本文根據量子力學中的線性疊加原理，構造了由多模（ q模）復共軛相干態的相反態和多模虛共軛相干態的相反態這兩者的線性疊加所組成的第種強度不等的非對稱兩態疊加多模疊加態光場，利用多模壓縮態理論，對態。By means of equivalent transformation of conjugate condition, the conjugate mapping proc ess is separated from the concrete forms of generator and conjugate movement th us achieved intellecturalization and automatization of synthesis of conjugate cu rves
通過共軛條件的等價變換，將共軛映射過程與母曲線及共軛運動的具體型式隔離開來，從而達到共軛曲線綜合的智能化、自動化。Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth
文摘:研究了級聯三能級系統中的相位共軛極化拍頻光譜術.發現其對能級差的測量精度決定於光學躍遷的均勻增寬.在符合拍頻條件時，兩獨立光源拍頻的頻差可以超出激光線寬，激光絕對頻率的測量精度可達到與激光線寬同一量級Conjugate linear operator
共軛線性算符Conjugate linear isomorphism
共軛線性同構分享友人