共軛對稱 的英文怎麼說

中文拼音 [gòngèduìchèn]
共軛對稱 英文
conjugate symmetry
  • 共 : 共動詞[書面語]1. （圍繞） surround2. （兩手合圍） span with the hand
  • 軛 : 名詞（牲口拉東西時架在脖子上的器具） yoke
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 稱 : 稱動詞（適合; 相當） fit; match; suit
  1. 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 。
  2. Then, according to characteristic of four kinds of butterfly operation in real number signal integer fft transform keeping modulus conjugating with symmetry, different lifting matrixes has been got and real number signal integer fft transform keeping modulus conjugating with symmetry can been achieved

    然後，根據實信號保持共軛對稱性的fft整數變換中的四類蝶形運算特點分別構造不同的提升矩陣，從而實現實信號保持共軛對稱性的fft整數變換。
  3. Polyparaphenylenevinylene ( ppv ) has been paid attention to because of good photoelectric property and peculiar molecule framework ; fullenene have three - dimensional conjugated structure and diminutive electron binding energy, and its peculiar structure and property has interested photoelectric scientist. as an electronic acceptor, c60 can enhance the efficiency of organic photoelectric cells compounded with ppv. but the little solubility of c60 in common organic solvent limited its application, and processing measure need more researchment

    聚對苯乙撐（ ppv ）具有優良的光電性能和特有的分子構架而倍受關注， c _ （ 60 ）具有三維共軛結構完美的對稱性和小的電子結合能，以其獨特的結構和性能引起了光電科學工作者的極大興趣，將c _ （ 60 ）作為電子受體與共軛聚合物ppv復合可以使有機光伏電池的效率提高。
  4. 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。
  5. For bilateral symmetry objects, the techniques on symmetry - point detection and symmetry - axis extraction are presented based on harmonic conjugation relationship. for rotated symmetry objects, the techniques on rotated units description and rotated symmetry center extraction are presented based on center invariants of objects. further more, by using 3d invariants and 2d projective transformation, an approach to recover shape from part symmetry objects is realized on some conditions

    （ 3 ）深入分析了2d對稱性目標透視成像的幾何特點，將共點四線交比用於目標輪廓上的關鍵點的特性描述中；利用調和共軛關系，提出了一種針對左右對稱型目標的對稱點檢測和對稱軸提取的演算法；利用交比關系構造了目標的形心不變量，提出了一種針對旋轉對稱型目標的旋轉對稱單元判定、旋轉中心提取的演算法；進一步利用3d不變量和2d射影變換，實現了一定條件下的對稱性目標的形狀恢復技術。
  6. The progress in synthesis of chiral phosphinamine ligands is reviewed. their applications in asymmetric allylic substitution, asymmetric 1, 4 - conjugate addition and asymmetric hydroboration are described

    本文較為詳細地綜述了軸向手性膦氮配體合成及其在不對稱烯丙基取代反應、不對稱1 ， 4 -共軛加成反應及不對稱硼氫化反應中的應用。
  7. This paper is investigated a preconditioned conjugate gradient method in solving a linear algebraic system of large sparse symmetric and positive equations

    本文研究了解決大型稀疏對稱正定線性方程組的一類預條件共軛梯度法。
  8. For push - pull compounds, many researches have indicate that, organic conjugated molecule tpa cross section relate to not only molecule length, center property, substitutions strength but also substitutions " symmetry, molecule dimension and so on

    對于有中心鏈的推拉型分子，已有的研究結果表明：有機共軛分子雙光子吸收截面的大小與碩士學位論文中文摘要分子長度、 。中心環分的特性、官能團的供吸電子能力以及官能團對稱性、分子的維度等諸多因素有關。
  9. Based on analysis of synchronization techniques in ofdm, this dissertation present a ml arithmetic to estimate time and frequency offset using symmetrical & conjugate prefix. the correlation peak of likelihood function curve is very sharp according this arithmetic, so the symbol synchronization by this arithmetic is exacter than that by general arithmetic using cycle prefix

    文中在全面分析ofdm同步技術的基礎上，提出了利用對稱共軛前綴的最大似然估計法來進行符號定時和頻偏估計，相對于傳統的利用循環前綴的最大似然演算法，這里提出的演算法可以獲得尖銳的相關圖樣，定時精度高，頻偏估計誤差小。
  10. The results indicate that for one dimension center conjugated organic molecules, the tree - state model can well calculate its low - excited states tpa cross sections

    研究結果表明，對於一維體系的對稱型共軛分子，三態模型可以很好地給出低激發態的雙光子吸收截面。
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