mathematical group
英
美
[网络] 数学组
双语例句
- 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 - This papers studies regulars of the wall temperature distribution for the sin-gle radiation tube and the flue gas temperature change when varying the preheating temperature of air and flame length by means of mathematical model The regulars of performance change for radiation tube group are studied.
本文以数学模型为手段，研究了在不同空气预热温度、不同火焰长度下单辐时管壁温分布规律及烟气温度变化规律，同时研究了在不同参数下群辐射管性能变化的规律。 - 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。 - 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。 - 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。 - 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。 - 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； - 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。 - Mathematical Statistics Analysis for the Group Bubbles of Filter Elements Fabrication Integrity
滤芯结构完整性试验结果之群泡值数理统计分析 - At the same time implemented machine proof of some mathematical theorems ( Group theory) and logical Inference of statements.
与此同时，实现了一些数学（群论）定理的机器证明，命题的逻辑推演等。