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mathematical group

[网络] 数学组

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双语例句

  • The group encryption communication and group signature-authentication of power system with above characteristics are put forward. The mathematical structure of group encryption communication system, encrypt-decrypt algorithm and the generation methods of group secret key, group public key are given.
    文中提出具有这些特征的电力系统集团加密通信与集团签署认证系统,给出了集团加密通信系统的数学结构,加密解密算法和集团秘密钥匙、集团公开钥匙的生成方法;
  • Solving nonlinear differential equation is one of the best difficult field in applied mathematics and mathematical physics, but Lie group is a better tool on it This paper will describe software package Lie symmetry of solving ordinary and partial differential equation realized by using REDUCE language.
    求解非线性微分方程是应用数学和数学物理中最艰难的领城之一,而Lie群则是这方面强有力的工具。本文描述REDUCE语言实现的求常、偏微分方程Lie对称的软件包。
  • By using genetic algorithm, the solution of optimal mathematical model for the project group is studied. The single-object optimal programming is extented into multi-object genetic algorithm.
    利用遗传算法对项目群优选数学模型的求解进行了新的探索,并在单目标遗传算法程序的基础上,拓宽为多目标遗传算法。
  • In this paper the mathematical model of bubble group noise are introduced under the arbitrary conditions by using the method of Euler.
    本文采用空间点观点的处理方法,得出任意给定条件下,群体空泡噪声的数学模型。
  • 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。
  • The Mathematical Model of Bubble Group Noise
    群体空泡噪声的数学模型
  • On the basis of applying mathematical statistics to construct debris group the procedure of quantified qualitative ferrographic analysis was simplified and normalized.
    运用数理统计的有关原理和方法,通过构造磨屑群简化并规范了量化铁谱定性分析的过程。
  • The set of molecule symmetrical operation meets the definition of mathematical group.
    分子的全部对称操作的集合完全符合数学群的定义。
  • 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。
  • The mathematical model of balanceable inter-electrode gap in high frequency group pulse electrochemical machining is presented. Based on the model, the relationship between the main pulse frequency of supply power and the balanceable inter-electrode gap is discussed.
    给出了脉冲电化学加工极间平衡间隙的数学模型,并据此讨论了高频群脉冲电化学加工中,电源主脉冲频率与平衡加工间隙的关系。