查询词典 rigid space

In this paper,a space fractional differential equation is considered.The equation is obtained from the advection-diffusion equation by replacing the second order derivative in space by a fractional derivative in space of order.

考虑空间分数阶微分方程(即在一个标准的扩散-对流方程中，用分数阶导数代替空间二阶导数)，给出了该分数阶微分方程的显式和隐式有限差分格式。

So the space is very important to my work. I hope my work will have relationship with the space. Animation is like history. Animation shows the most external thing. Actually the creation process of animation is full of fraudulence . The combination of this work and space is an imaginary world.

所以这个空间对于我的工作是非常重要的，我希望我的工作能和这个空间发生关系，动画很象历史，动画成片后呈现的永远是最表面的，其实动画的工作过程中充满了欺骗性，这样的工作与空间现场的结合是一个虚拟的世界。

If so, then the member initializes an object in the next available spot in preallocated memory. If there isn't a free element, then the vector is reallocated: The vector obtains new space, copies the existing elements into that space, adds the new element, and frees the old space.

如果有，该成员在预分配内存中下一可用位置初始化一个对象；如果没有自由元素，就重新分配 vector： vector 获取新的空间，将现在元素复制到空间，增加新元素，并释放旧空间。

With development of space technology, space robots especially to free-floating space robots are applied widely.

空间技术的发展使得空间机器人的应用更加广泛，特别是自由漂浮空间机器人(Free-Floating Space Robot)。

The concept of G unit interval and the definition of separable degree between elements on G unit interval are given, and some properties are discussed. Based on this concept, it determined a metric p, and ([0, 1], p) becomes a metric space (It is called G unit logical metric space). In this paper, the properties and structure of G unit logical metric space are discussed in detail, and get some good results.

给出了G单位区间[0， 1]的定义并在其上引入了元素间的可分度的概念，讨论了其基本性质，并在此定义的基础上确定了一个度量P，从而([0， 1]， p)成为一个度量空间（文中称"G单位逻辑度量空间"），并对G单位逻辑度量空间的性质及其结构进行了详尽的讨论，并得到一些好的结果。

Outbreak is a space shooter game similar to Galaxian/Galaga clones, this shooter features stunning 16-bit graphics, seven music themes and randomly generated pictures of space with more than 100 REAL space objects.

爆发是一个空间射击游戏类似galaxian /" Galaga "无性系，这射击游戏具有极好的16位图形， 7音乐的主题和随机生成的图片空间，与100多个真正的空间物体。

Inspired by the intuitive geometric interpretation of SVM based on convex hulls, KNNCH maps the data in the original space to the kernel space with the kernel trick and constructs a nearest neighbor classifier in the kernel space, which takes the convex hulls of training sets as the extended class sets.

该算法的设计受到支持向量机几何解释启发，利用核函数方法将数据映射到高维核空间，并在核空间构造以训练集凸包为扩展类集的最近邻分类器。

The first part is preface, on the basis of expounding the background, the purpose, the meaning and the thinking of the thesis study, briefly introduce the research achievements of domestic and international urban spatial structure; the second part is summary, expatiate on the connotation, component, research span and space type of urban spatial structure; The third part is theory foundation, mainly introduce the three classical models of city spatial structure in the west country (concentric circles mode, fan-shaped mode and multi-core mode) and the relative city development theories (growth pole theory, dot-axis theory, core-fringe theory, metropolis circle theory and city space evolution theory); The fourth part is general situations of study region; The fifth part is the analysis of Lanzhou city spatial structure evolution, along the historical venation Of city development, on the basis of analyzing industrial structure change, focus on and sumup the characteristics of spatial development and form, meanwhile, analyze factors which influences the spatial development; The sixth part is the analysis of Lanzhou city spatial development trend, put forward the development models of Lanzhou city spatial structure from three space aspects(the core city, the city, region) in the future, they are group gobbet structure, fingers structure, circle structure; The seventh part is to mainly put forward the development strategies for the different spatial structure models.

第一部分为前言，在阐明论文研究背景、目的及意义、思路的基础上，简要介绍了国内外城市空间结构相关研究成果；第二部分为概述，对城市空间结构的内涵、组成要素、研究尺度及其空间类型作以介绍；第三部分为理论基础，主要是对西方城市空间结构的3大经典模型(同心圆模式、扇形模式和多核心模式)以及与本研究相关的城市空间发展理论(增长极理论、点轴理论、核心——边缘理论、都市圈理论和城市空间演化理论)的介绍；第四部分为研究区概况，主要是对研究区域范围的界定及其社会经济发展概况介绍；第五部分是兰州城市空间结构演化分析，顺着兰州城市发展的历史脉络，在分析产业结构变动的基础上，着重对城市空间发展及其形态特征进行归纳总结，并分析了空间发展的主要影响因素；第六部分是兰州城市空间发展趋势分析，从中心城市、市域、区域3个空间层面上提出未来兰州城市空间结构的不同模式，即组团结构、指状结构、圈层结构；第七部分是城市空间发展策略，针对不同的城市空间发展模式提出一些对策建议。

By using the partition theorem of unity, a continuous selection theorem for a multimap from a compact Hausdorff topological space to a finitely continuous topological spaces (simply, FC-spaces) without any convexity structure was obtained, and from which and Tychonoff fixed point theorem, a collectively fixed point theorem for a family of multimaps on the product space of compact FC-spaces and several collectively fixed point theorems for a family of multimaps on the product space of non-compact FC-spaces were given.

利用单位分解定理得到从紧的Hausdorff拓扑空间到没有任何凸结构的有限连续拓扑空间的集值映射的连续选择定理，并从该结果和Tychonoff不动点定理，得到紧的FC-空间的乘积空间上映射族的集族不动点定理和若干个非紧的FC-空间的乘积空间上的映射族的集族不动点定理，对文献中的相应结果进行了改进和一般化。

Dahlquist,Butcher,Burrage and Frank et.al.established early or late B-theory of Runge-Kutta methodsfor stiff problems in Euclidean space with finite dimensions.Afterward,Shoufu Li et.al.extended this theory to general linear methods and stiff problems in Hilbert space andfurther established B-theory of general multivalue methods in Banach space.

Dahlquist、Butcher、Burrage及Frank等人先后建立了有限维空间中刚性问题Runge-Kutta方法的B-理论；李寿佛等人将该理论推广到一般多值方法和Hilbert空间中的刚性问题，进而建立了Banach空间中刚性问题一般多值方法的B-理论。

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。