mathematical group
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[网络] 数学组
双语例句
- The article has first analyzed the examination paper appraisal target, each target function, has established the intelligent group volume mathematical model; Then elaborated has tried the question bank group volume system general the design concept and the realization method and introduced the genetic algorithm realization process.
文章首先分析了试卷的评价指标、各项指标的作用，建立了智能组卷的数学模型；接着论述了通用试题库组卷系统的设计思想及其实现方法并介绍了遗传算法的实现过程。 - This paper describes a mathematical model for the problem of marshalling single group freight trains at technical stations in a network with a number of constraints. An heuristic algorithm and a branch-and-bound algorithm are proposed for the model.
本文对路网上技术站多种能力约束下的单组列车编组问题建立了整体性数学模型，并提出了一种启发式算法和一种分枝定界算法。 - Based on the median theorem and the diffraction principle, a novel mathematical model for particle group size distribution was presented in which the actual size distribution of particle group can be expressed equivalently with finite kinds of single size particle group.
通过分析粒子群的Fraunhofer衍射环的能量分布情况，从中值定理出发，建立了以有限种等效单径粒子群组合来确定实际粒子群粒径分布的数学模型。 - The mathematical model is a group of stiff equations and resolved by two point implicit method, the experiment results agree well with simulation.
建立了带有中间贮罐的混合溶剂间歇萃取精馏过程的恒摩尔持液模型，并运用两点隐含法求解该模型，结果表明，模拟计算结果与实验结果吻合较好。 - Based on the semi-analytical solution of Hamilton canonical equation, a new mathematical model for the vibration characteristics of a group of double-shell structures is proposed.
以Hamilton正则方程的半解析法为基础，为一类双壳结构的振动特性提出了一种新的数学模型。 - In this paper, by analyzing the existing schemes of group key distribution, we propose a mathematical model for scalable secure group key distribution schemes, and the dynamic security of group key distribution is formally defined based on this model.
通过对现有的群密钥分配方案分析，该文提出了可扩展的安全群密钥分配方案的数学模型，基于该模型形式地定义了群密钥分配的动态安全性。 - This satellite mechanical model is used to shrink the satellite structure, through mathematical means, into a group of data of totally equal value in mechanics.
这种力学模型，是指通过数学手段把卫星的结构减缩成力学上完全等价的一组数据。 - A Theorem About the Mathematical Structure of Renormalization Group Equation
关于重整化群方程数学结构的一个定理 - After it, the Referential Uniform Reduction Method is to be applied. Special defects and defacements could be introduced into the mathematical model of the structure, and a group of the load-displacement curves representing different states of imperfections were obtained.
其次，应用参考统一折减法，能够将一定的损伤缺陷引入结构有限元计算模型，得到对应于不同损伤缺陷程度的一组结构荷载位移曲线。 - A more accurate physical image and mathematical formula is presented to calculate negative group velocity dispersion generated by a pair of prisms a wedge lens in femtosecond laser.
给出了精确计算楔形镜与棱镜对组合系统群速度色散量的物理图象和数学表达式。