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directed perturbation中文是什么意思

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用"directed perturbation"造句"directed perturbation"怎么读"directed perturbation" in a sentence

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  • 定向微扰

例句与用法

  • Using the direct perturbation method , we gave the analytically chaotic solution and its boundedness condition to each perturbed equation
    运用直接微扰法,我们给出了各级微扰方程的解析解及其有界性条件。
  • The direct perturbation technique , proposed recently , successfully deals with a kind of perturbed chaotic system and obtains their formal solutions for each order
    最近发现,通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
  • The direct perturbation technique , proposed recently , successfully deals with a kind of perturbed chaotic systems and obtains their general solutions for each order
    最近发现,通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
  • By use of the direct perturbation method , perturbed correction is construct and its boundedness conditions are established that contain the melnikov criterion for the onset of chaos
    运用直接微扰法,我们给出了一级微扰方程的解析解及其有界性条件。
  • Numericaj results are presented by a majss of tables and figures . in the second part , we propose direct perturbation methods of eigensensitivity ana1ysis a defective nlatrix for three different cases
    在第二部分中,我们给出了在三种情形下亏损矩阵的特征灵敏度的直接摄动方法。
  • The equation including the nonlinear dispersion , i . e . the modified nonlinear schrodinger ( mnls ) equation , is a better model . in this thesis , we take mnls solitons as a model for femtosecond soltions . then based on the recently developed direct perturbation theory for perturbed mnls equation , we study the raman self - frequency shift of femtosecond solitons and its suppression by the means of frequency filters . for this purpose , first , we define the physical parameters of mnls solitons ; next , through the direct perturbation theory for perturbed mnls equation , under adiabatic approximation , we obtain the evolving parameters of mnls soliton on our questions and then choose the parameters of frequency filters based on it ; at last , we directly numerically simulated our questions by split - step fourier ( ssf ) method after improving the arithmetic of the differentiation of the nonlinear item for satisfying mnls equation
    本论文以mnls孤子作为光纤飞秒孤子的模型,通过新近建立的mnls孤子直接微扰理论,研究光纤中由拉曼效应引起的飞秒孤子在传输中的自频移,以及通过频率滤波对自频移的抑制。为此,首先给出描述mnls孤子的各物理量,然后用mnls孤子直接微扰理论,解析地得到这些问题绝热近似下的孤子参数演化,并由此选择频率滤波的参数,最后用分步傅里叶方法,在对非线性项微商的算法做出了适合于mnls孤子的改善后,对拉曼效应及频率滤波进行了直接数值模拟,其中频率滤波参数用微扰理论确定。
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