查询词典 topological dimension

Second, the fuzzy membership functions of dividing topological space and describing topological relations are proposed.

模糊形态算子能够同时处理模糊和非模糊数据，能够提高处理的精度。

Moreover, a sufficient and necessary condition for an I -topological vector space to be determined by its level topological spaces is discussed.

此外，还讨论了I型fuzzy线性拓扑由其水平拓扑确定的充要条件。

This new definition of compactness is identical to the general one. On the other hand, this new definition method simplify many concepts and conclusions in the topological space and clarify their nature character. Therefore, the compactness theory of the topological space is improved to a certain degree.

一方面，这种新的定义与一般的紧性定义是一致的；另一方面，这种新的定义方法简化了原有的概念和结论，使它们的本质特性更为清晰，因而在一定程度上发展了拓扑空间中原有的紧性理论。

The main results of this study are as following:(1) Let X be a topological space, the following are equivalence:①X is CH-topological space.

主要结果如下：(1 )设 X是拓扑空间，下面命题等价：1 X是 CH空间；2是 T1空间；3是 T2 空间。

Based on these researches,a full theoretical method is established, which is an applicable to determine all possible STPR mechanisms of anyone usable topological limb.Finally,this family of STPR mechanisms is determined one by one.Each mechanism in the family is depicted by means of the type of its topological limb,the actuated layout,and the structure parameter.

基于这些工作，形成一套完整的理论方法，用来确定任何一种可用分支拓扑组成的所有可能的STPR机构，一类STPR机构最终逐个被确定，每个机构都可以根据其分支拓扑类型、驱动布局类型和结构参数给以唯一的描述。

Based on the description of uncertain linear and area objects, intersection degrees for parts of uncertain linear and area objects are represented quantitatively. By calculating correlation degrees between spatial vectors composed of these measurement units and spatial relation vectors determined by 9-intersection model, a new model is presented for topological relations between uncertain linear objects and fuzzy region, which could distinguish the type of topological relations through quantitative analysis method.

在时不确定线状目标和面状目标进行描述的基础上，对不确定线状目标与面状目标各组成部分之间的相交程度进行了定量表达，通过计算这些度量组成的空间向量与9-交集模型确定的空间关系向量之间的相关度，提出了一种不确定线状目标和面状目标之间拓扑关系的描述模型，通过定量的方法来对其空间拓扑关系进行判别。

The topological structure of a new type of static synchronous compensator, which consists of traditional 12-pulse converter and a cascaded H-bridge, is presented. The purpose of designing such a topological structure, which integrates the concepts of multi-level, soft-switching and re-injection, is to reduce the voltage harmonic content at AC side and to solve dynamic voltage balance among the switches connected in series.

介绍一种新型H桥级联静止同步补偿器(static synchronous compensator，STATCOM)的拓扑结构，它由传统的12脉冲变换器和一个H桥链构成，结合了多电平、软开关和注入技术，降低了交流侧电压谐波含量，解决了串联开关动态电压平衡的问题。

According to the three criteria, an appropriate doorsill is found by adaptively adjusting a discount factor in the process of iteratively solving. 2. 3 Method of Processing the Deleted Elements According to the doorsill, the continuous topological variables can be regressed to the 0-1 type discrete topological variables.

2.2 调整折减系数搜索最佳阈值为了能使程序快速准确的得到满足约束的最优拓扑结构，根据框架结构的特性引入结构非奇异、结构响应不被违背和结构重量不改变三个准则判断迭代收敛，并根据这三个准则的满足情况，在优化迭代过程中自适应的调整折减系数来搜索最佳阈值。

The paper reviews the phylogeny of the LCD, describes the recent development situation of LCD-TV and several authority investigation institution do its prospective forcast. The research of the switching power supply, future development t rend is given in the paper. Outlines of LCD-TV technology, introduce the sort of topological structure. The BUCK type converter topological structure and the systematical basictheory were put emphasis on; the PFC, the reasons of power factor simply and the core of L6562 were analyzed, emphatically on the application circuit of this core, and account the design parameter of the application circuit. The sort and control mode of PWM, the control core of UC3846 and OB2262 were explained, the application circuit of this core were specific analyzed, practice picture in the real circuit uses oscilloscope were educed and contrastive analysis in this research.

本文回顾了LCD的发展史，介绍了LCD-TV发展的近况和一些权威调查机构对其未来的预测；对开关电源的研究概况和它的发展趋势作了总结；总体介绍了LCD-TV电源的结构及工作原理、拓扑结构的分类，着重研究了BUCK型变换器的拓扑结构及工作原理；对PFC作了综述，研究了功率因数降低的原因，重点介绍了L6562芯片，对此芯片的应用电路作了具体分析，并对芯片外围的设计参数作了分析研究；研究了PWM的分类和控制模式，对控制芯片UC3846和OB2262分别进行了重点说明，详细研究了基于UC3846的PWM设计，用示波器对其实际电路进行了抓图，并对比分析实际波形。

Uniqueness of solution for generalized variational inequality related to strongly monotone Lipschitz mapping is shown. A sufficient condition is presented on the connectedness of solution set for the weak vector variational inequality on which the mapping is from a topological vector space X to L , where Y is also a topological vector space. The result is derived by discussing the properties of set-valued mapping induced by solution set of a scalar variational inequality related to the weak vector variational inequality.

利用拓扑向量空间到连续线性映射空间L的映射的弱向量变分不等式和与之相关的标量型变分不等式解集的关系，得到标量型变分不等式解集所表征的集值映射的特性和弱向量变分不等式解集的连通性条件。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。