| 1. | The study of this parameter is one of the major problems of topological graph theory 对这一参数的研究是拓扑图论的主要问题之一。 |
| 2. | Then we generalized the result : the genus of f equals zero if only the topological graph of f is special simple 然后将得以推广,只要的图是特殊简单的,就有曲面的亏格为零。 |
| 3. | With the construction of adjacency matrices that can effectively describe an arbitrary topological graph , the eigenvectors of the same eigenvalue of the two matrices are calculated respectively and the possible isomorphic correspondences are established on the basis of their maximum impertinent groups 摘要在构建有效描述任意图邻接矩阵的基础上,分别计算2个矩阵的特征值所对应的特征向量,并依据它们的极大无关组寻找可能的同构对应关系。 |
| 4. | This dissertation constructs the ods pattern for the web - olap , presents the realtime alarm technologies of fiber optic breakdown based on push / pull pattern , solves the realization and optimization problems for the topological graph of fiber optic network , realizes the system integration among the three layer architecture patterns 本文建立了用于即时web - olap的ods模式,提出了基于push pull模式的光缆故障实时告警技术,解决了光缆网络拓扑图的实现和优化问题,实现了三层体系结构的监管系统集成。 |
| 5. | By programming developed by user , the paper detailed researches the expressing method and identifying method of the component in the hierarchy assembly model , the description of three dimension position and orientation of the components in the product , and topological graph of mating relationship among the components . all these lay a solid foundation for the following research on assembly sequence and path planning and assembly process simulating 本文在pro engineer软件的基于特征的参数化技术建模的基础上,通过其二次开发平台,详细研究了pro e软件环境下的装配模型的层次结构的装配模型表达方法和部件标识机制,以及零部件在装配体中的空间位姿描述;还有零部件之间的配合联接关系的拓扑图表示法。 |
| 6. | Based on the novel representation method of kinematic chains , which can be carried out by computer easily , namely the synthetic degrees sequence and the canonical adjacency matrix , and vc + + 6 . 0 software , a practical software has been developed in this paper which can automatically draw the topological graphs of kinematic chains and create their characteristic representations 摘要基于提出的运动链的新的并且易于计算机自动生成的描述方式,即合成度序列和规范邻接矩阵,利用vc + + 6 . 0面向对象的程序设计方法,开发出了运动链拓扑图的绘图及其特征描述自动生成软件。 |
| 7. | In chapter 3 , the push / pull pattern is gived out for the system realtime alarm . and the file interface of the alarm data , the algorithm of alarm position based on mapping and the algorithm of alarm icon position on the topological graph are designed . after explaining the principle of network software development using the windows socket , the push technology based on csocket is adopted to push alarm event and the pull technology based on http to pull the alarm page 第三章,给出了实时告警的push pull模式,设计了告警数据文件接口、基于映射的告警点定位新算法和告警图标网络拓扑图上定位算法,给出了基于windowssocket进行网络应用开发的原理,采用基于csocket的push技术来实现告警事件的推送,利用传统的基于http的pull技术来实现告警页面的拉取。 |
| 8. | Then the relevant basic theory and key technology for system are detailed . finally the analysis of implement ideas and calculations are stressed for network searching and display . the prospect of generating methods of network topological graph is made further for large and complex network 本文首先概述了系统的开发背景,然后详细地介绍了相关的基础理论和系统实现的关键技术,最后重点地分析了网络拓扑搜索和显示的实现思想和算法,并对针对于大型复杂网络网络拓扑图生成算法进行了展望。 |
| 9. | In chapter 4 , according to the traditional method using the mapxtreme platform to realize the webgis , the new webgis realization model based on mapx is put forward . then the algorithm of defensive icon position on the topological graph and the icon refresh method based on event state and icon state are designed . lastly , the data consistency problems of the new model are presented and solved 第四章,对传统的利用mapxtreme平台实现webgis的方法进行改进,提出了基于mapx的webgis实现模型,给出了防障动态图标在光缆网络拓扑图上的定位算法,设计了基于事件状态位和图标状态位的快速更新图标方法,解决了网络拓扑图显示数据和数据库数据以及各客户端显示数据的一致性问题。 |