查询词典 asymptotic efficiency

Especially, we study the multi-scale asymptotic expansion and high accuracy algorithm for perforated composite materials in details.

第一章介绍了本文的目的与意义以及复合材料和多尺度有限元方法的重要性，给出了本文的一个概要。

Further more,we compute the asymptotic expansion of sums involving generalized harmonic number by singularity analysis method.

进一步地，利用奇异性分析方法，求出涉及广义调和数的一些和式的渐近展开。

In this thesis, we mainly study the multi-scale asymptotic expansion and high accuracy algorithm for the periodic structure of composite materials.

本文主要研究复合材料周期结构的多尺度渐近展开与高精度算法，特别对多孔复合材料的多尺度渐进展开与高精度算法作了比较详细的研究。

Approximate methods have been developed, including the method of averaging, boundary layer method, methods of matched asymptotic expansion and multiple scales and so on.

近似求解方法已被发展，包括平均法，边界层法，匹配渐近展开和多尺度法等等。

To make our approach to be practical, we also discuss the asymptotic expansion of the operator in chapter 6 which is based on the non-abelian Stokes theorem.

但是由于格点上的算符是path-order变量的乘积，并且其构成非常复杂，按照正常的方式展开实际上是不可能的，为了使我们的算法实际可行，本文接着讨论了格点上算符的渐近展开问题，并且给出了基于non-abelStokes定理的方法，这种方法克服了以前各种办法的缺点，并且简单可行，适用于任意的Wilson算符。

The likelihood ratio criterion of sphericity test, its asymptotic expansion and limiting distribution are obtained.

第二部分：考虑广义球形检验问题。论文得到了这个问题的检验准则，并给出了它的渐进展开。

Now by integrating (36) by parts repeatedly and using the boundary condition ψ=0 and s=1, the asymptotic expansion for ψis F=xyz.

现在反复对(36)进行分部积分，并使用 s=1 时ψ=0 这一边界条件，则得到ψ的渐进展开式 F=xyz。

The existence and stability of co-exist periodic solutions are investigated by using the bifurcation theory, the implicit function theorem and the method of asymptotic expansion.

运用分歧理论、隐函数定理以及渐近展开的方法，获得了共存周期解的存在性与稳定性的结果。

Firstly, the Voronovskaja type formula of asymptotic expansion of this kind of operators is given. Then the approximation of the bounded variation functions by the kinds of operators is discussed.

第一节给出该算子的Voronovskaja型渐近展开公式；第二节讨论该算子对有界变差函数的逼近。

The asymptotic expansion of the kernel function K for large z andgeneral formulae of its coefficients have been derived and used in calculatingresistance.

本文的主要贡献在于推导了 z为大值时核函数 K的渐近展开式及其系数的通项公式，并用于阻力计算中。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。