查询词典 evolution

The genetic algorithm is a kind of self-adapting optimization method based on the mechanics of natural selection and evolution. It is appropriate to deal with the discrete and multi-variable combined optimization problem.

遗传算法是一种基于自然选择和进化机制而形成的一种自适应全局优化算法，它非常合适处理离散的、多变量的组合优化问题。

To solve the unit commitment that is a typical non-convex, nonlinear, high-dimensional and discrete optimization problem, a binary adaptive differential evolution algorithm is proposed.

针对机组组合这一典型的非凸、非线性、高维、离散的优化问题，提出了一种二进制自适应微分进化算法。

This paper sets up the evolvement model of risk management system from the perspective of evolution, and illustrates, in a quantitative way, how cognitive structure, logistic discursion, information receive and diffuse behavior of risk management micro-agent influence the risk management system, which provides the research framework and practical instrument for the computer simulation of risk management system.

论文从进化的角度出发，构建了灾害管理系统的演化模型，探讨了灾害管理微观主体根据自身周围情况变化，不断改进自身的行为库和知识库，组成相互分工与协作的自组织系统，完成灾害管理任务。

According to evolution of the relation between science and society or public, we analyze the reason of change and how to disembarrass. At the same time we bring forward related suggestion for Chinese science and technology policy.

本文通过回顾、总结"公众理解科学"的历史背景及发展历程，分析和研究了科学与社会、公众的关系的演变过程以及变化的原因、解决方案，并提出了其对我国科技政策领域的借鉴意义。

The time evolution of two-atom entanglement displays periodic entanglement and disentanglement when the coupling coefficient of Stark effect is much smaller, while the disentanglement will disappear when the coupling coefficient of Stark effect is much larger.

当 Stark 效应耦合系数很小时，两个原子间纠缠度的时间演化特性呈现周期性纠缠和退纠缠现象；当 Stark 效应耦合系数很大时，原子间退纠缠现象消失，即原子始终保持在纠缠状态。

Once a Woman, always a Woman is a Decree of Nature; and the very Laws of Evolution seem suspended in her disfavour.

一旦女人"，永远是女人"是一个自然的法令；和进化的非常法律似乎在她的失宠暂停。

The thesis introduces the concept and evolution of NC at first, and analyzes the difference of between NC and PC, diskless workstation, and discusses emphatically the characteristics and applications of NC network architecture, then introduces the definition, the mission and the function area of network management, analyzes a few architecture of network management, and goes deep in to study Simple Network Management Protocol.

论文首先介绍了NC的概念及其发展过程，分析了NC与PC、无盘工作站的区别，重点讨论了NC网络体系结构的特点和应用。然后介绍了网络管理的定义、任务和功能域，分析了现有的几种网络管理的体系结构，并深入研究了简单网络管理协议。

A dismissal of evolution is an integral part of this general attitude.

对进化的不屑一顾是其普遍态度的主要原因。

The evolution of the saturation line can display in the dimension of both time and space.

浸润线演化可以表现在时间和空间两个方向上。

The upper classes may be dispossessed of their special power and privileges by a slow process of evolution.

随着社会的发展上层社会的特殊权利就会被剥夺。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。