查询词典 convergent

Analytical expressions for electromagnetic fields of a vertical or horizontal electric dipole over the finitely conducting plane are derived subject to the boundary conditions; Sommerfeld type integral contained in Hertz potential is expressed as the sum of two parts: zeroth order Hankel function and an absolutely convergent series of spherical Hankel function.

在此边界条件下，推导出有限导电平面上垂直和水平电偶极子电磁场的解析表达式；赫芝位函数中的索末菲型积分被表达成零阶汉克尔函数与绝对收敛的球汉克尔函数级数之和的形式。

Through the application to practices, it indicates that demarcation iterative algorithm has a simple principle and can be proved to be absolutely convergent and independent of the modifying method of iteration variables.

应用实例表明，提出的定界迭代算法原理简单，可保证迭代算法绝对收敛，且与迭代变量的修正方法无关。

A modified mutation operator in BCA, Contiguous Region Hypermutation Operator, was introduced; a Markov chain model of the BCA was proposed; a novel method for the construction of transition matrices for the BCA was given. Consequently, it was proved that the BCA was convergent absolutely.

给出了在BCA中使用的一种变异算子－连续区域超体变异算子和BCA的Markov链模型，提出了一个新的构造算法的状态跃迁矩阵的方法，证明了BCA的绝对收敛性。

Chaos is determinant, acyclic, convergent, sensitive to initial value and it looks as if random but actually not.

它是非周期的、有界的、但不收敛的过程，并对初始条件极为敏感。

To use symbolic and algebraic computation techniques for studying the computational properties of procedure schemes, some convergent procedure schemes are investigated in algebraically closed field and real closed field.

过程模式在代数闭域和实闭域上的应用：本文在代数闭域和实闭域上研究了收敛过程模式，设计了用于自动推理的过程模式，并且用其解决微分动力系统研究中的中心-焦点问题。

In theory,the algorithm is globally convergent.

算法是全局收敛的。

An extended hyperbolic mild-slope equation, which can take such terms as wind input, bottom friction and nonlinearity of wave into account, here has been deduced into a parabolic one in the form of a series of governing equations described with complex amplitude. It became a complete wave model when integrated with corresponding physical and imaginary boundaries, and can be solved through the improved Crank-Nicholson or the well known Alternating Direction Implicit difference method, both of which can accelerate the convergent speed , expand limitation of the mathematical method and improve the quality of the solution.

本文基于综合考虑底摩阻、风能输入及非线性影响的推广双曲型缓坡方程，将其进行转换，产生一个演变方程，其复振幅控制方程为抛物线性，并采用ADI差分格式、改进的Crank-Nicholson格式及相应的物理和虚拟边界条件进行求解，以提高数值模拟的适用性、数值计算的稳定性、收敛速度及精度。

Lower order and proximate lower order of Dirichlet setries and random Dirichlet setries convergent on left half plane;2. The present paper gives lower side bitangent Laplace Stieltjes transformation and integral,θ linear lower order and proximate lower order of the analytic function defined by this transformation.

给出下侧二重 Laplace- Stieltjes变换与积分以及由该变换所定义的解析函数 f的θ线性下级与准确下级的定义；通过引入递减负实数列{λ- m}与{μ- n}，建立 f的θ线性下级存在的充要条件及其θ线性下级的下型与θ线性下级及其系数与指数的关系。

Historically the arctiid Syntominae was often confused with Zygaenidae, Sesiidae, Euchromiini and Ctenuchini due to the convergent wing shape and colour patterns. According to the phylogenetic hypothesis being more accepted in recent years, the subfamily comprises two tribes, the pan-Old World Syntominiand the Africa-restricted Thyretini.

鹿蛾亚科(Arctiidae： Syntominae)在研究历史上常与斑蛾科、透翅蛾、灯蛾亚科内的丰彩鹿蛾族与蜂蛾族的物种混淆，根据近年较被接受的亲缘关系假说，此亚科包含了分布於泛旧大陆的鹿蛾族以及仅分布在非洲之非洲鹿蛾族。

The experimental results show that the algorithm evidently improves the convergent speed and astringency.

实验表明，该算法比传统的免疫遗传算法具有更高的收敛速度及收敛性能。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。