centrosymmetric 中文意思是什麼

centrosymmetric 解釋
中心對稱的
  1. The centrosymmetric solution of minimum frobenius norm of the matrix equation axb

    的最小二乘自反解
  2. The centrosymmetric structural dynamical models updating were studied in the paper

    1 .中心對稱結構的動力模型修正問題。
  3. The centrosymmetric solution of the inverse quadratic eigenvalue problem and its optimal approximation

    一類二次特徵值反問題的中心對稱解及其最佳逼近
  4. The least - squares solutions of the inverse problem of anti - centrosymmetric matrices is discussed, and the expression of the solution is obtained

    摘要討論反中心對稱矩陣反問題的最小二乘解，得到?解的具體表達式。
  5. The results were then applied to solve the centrosymmetric structural dynamical model updating problems. the optimal solution was entreated for the given pencil of matrices

    然後，將結果應用於中心對稱結構的動力模型修正問題中，對給定的矩陣束，求出滿足特徵方程且具有中心對稱特性的最佳矩陣束逼近。
  6. The necessary and sufficient condition for centrosymmetric solution of matrix equation was presented and general solutions were obtained. the optimal approximation solution to a given matrix was provided in the solution set

    先討論一類矩陣方程存在中心對稱解的充分必要條件，給出解的一般表達式，並在解集合中給出了與給定矩陣的最佳逼近解。
  7. In addition, the problem of using anti - centrosymmetric matrices to construct the optimal approximation to a given matrix is discussed, the necessary and sufficient conditions about the problem are derived, and the expression of the solution is provided

    並討論了用反中心對稱矩陣構造給定矩陣的最佳逼近問題，給出了該問題有解的充要條件和解的表達式。
  8. 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。
  9. The centrosymmetric structural dynamical systems with damping were studied. the nearest triple matrix of the centrosymmetric with satisfying characteristic equations was found to a given triple matrix ( mass 、 stiffness and damping matrices ). finally, numerical examples were given

    3 .研究了阻尼中心對稱結構動力模型修正問題，對給定的三重矩陣（質量矩陣、剛度矩陣和阻尼矩陣） ，求滿足譜約束條件且具有中心對稱特性的「最接近」的三重矩陣，並給出數值算例。
  10. Metallophalocyanines ( mpcs ) 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 nonlmearity, varying upon central metal atom substitution and other factors. other interesting properties of this molecule and many of its derivative products are their versatility, architectural flexibility and high environmental stability, which are very important requirements to implement photo - electronic applications

    因其骨架結構特徵和可通過選擇中心離子、軸向配體和在酞菁環上引入功能性取代基等方法進行分子篩選與組裝得到具有特殊的物理化學性質和光、電、催化等功能的材料，而引起化學家和材料學家的濃厚興趣。
  11. 2. considering pencil of matrices with centrosymmetric could not satisfy characteristic equations in practice, it was necessary to study the centrosymmetric solution of the matrix equation least square problems, and to give pencil of matrices with centrosymmetric of the least squares problems in model updating

    2 .考慮到實際問題中具有中心對稱特點的矩陣束不一定滿足特徵方程，進而研究一類矩陣方程最小二乘中心對稱解及其最佳逼近，從而給出模型修正中的最小二乘中心對稱矩陣束。
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