mathematical group
英
美
[网络] 数学组
双语例句
- 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。 - 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。 - 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； - 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 - 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。 - 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。 - 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。 - 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。