查询词典 evolution

This paper presents a path-planning method based on differential evolution algorithm.

本论文在分析了目前各种路径规划方法优缺点的基础上，提出了一种基于微分进化算法的机器人路径规划方法。

To correct translational motion artifacts, a correction method based on differential evolution algorithm is proposed.

为了校正MR图像平移运动伪影，本文提出了一种基于差分演化算法的校正方法。

We apply a differential evolution algorithm to study parameter inversion of two-dimensional wave equation.

利用微分进化算法进行二维波动方程参数反演的研究。

Key words two-dimensional wave equation; parameter inversion; differential evolution algorithm; finite element

利用微分进化算法进行二维波动方程参数反演的研究。

In order to study the composition segregation region s in bulk metallic glass,small angle X-ray scattering technique and differential scanning calorimetry were used to investigate the evolution of microstructure in Cu55Zr30Ti15 amorphous alloy heated from 310 K to 783 K.

为了研究大块非晶合金中成分分离区的存在状态及其在晶化过程中的作用，应用小角X射线散射技术和差示扫描量热仪研究Cu55Zr30Ti15非晶合金从310 K到783 K之间微结构的演化情况。

This process is important to the evolution of a species and to embryonic growth and differentiation.

这个过程对一个种类的演化和对胚胎的发展和区别是重要的。

The structural evolution of Mo33Si66 element powders in the process of mechanical alloying and subsequent heat treatment was studied by X-ray diffractometer and transmission electron microscope.

用X射线衍射和透射电子显微镜研究了Mo33Si66混合粉在机械合金化以及热处理过程中的结构演变，并讨论机械合金化过程中的相形成机理。

The evolution of functional groups and chemical changes of coal char surface structure were studied with diffuse reflection FTIR.

燃煤过程产生的氮氧化物对环境的污染，是当前国际也是我国政府最为关心的环境保护问题之一。

This paper generalizes the origin, diffuseness and distributing of the veranda style ar－chitecture in the world, and expatiates the evolution of the veranda style architecture in China.

摘 要：本文简要概括了外廊式建筑在世界的起源、传播与分布，并重点阐述了外廊式建筑在中国的发展。

And this paper introduces the optimal control problem for the assets evolution equation with diffusion term.

第三节，给出本文的总结，并介绍了带有扩散项的资产发展方程的最优控制问题。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。