查询词典 section graph

In section four, by researching the properties of Kneser graphs, we construct the homomorphism φ between the Kneser graph and the outerplane graph. So the fractional chromatic number and chromatic number are obtained.

在第四部分中通过对Kneser图的一些性质的考察，在Kneser图与外平面图之间建立同态关系，从而得到了外平面图的分数色数与顶点色数。

In the third section of this paper, on the comprehensive study of some properties of proper k-vertex-coloring、 k-edge-coloring、 and total-coloring of a graph, the standard genetic algorithm for graph coloring is researched.

在本文的第三章节中，在系统分析了图的正常k－顶点着色、k－边着色和全着色问题的基础上，对基于遗传算法的图的着色问题的求解过程进行了深入的理论分析。

In section four,we will study the star-edge coloring of maximal outer plane graph and maximal plane graph,and bound their star chromatic index.

第四节研究了极大外平面图和极大平面图的星边染色，并界定了它们的星边色数。

Combined with engineering practices, this article proposes that feeder section is regarded as graph, the nodes inside the section are treated as vertexes of graph, and the lines between nodes as arcs.

结合配电自动化的工程实际问题，提出将馈线区间作为一个图，并将区间内各节点作为图的顶点，节点间线段作为图的弧，以线路潮流的方向作为弧的方向，并由此建立了配电网馈线区间的数学模型。

This system does design, calculating, selection, producing section graph and outputing the file of technology according to the different structures of V_belt pulleys.

该系统根据普通V 带轮的不同结构形式进行设计、计算、优化选取、生成零件图并输出工艺文档。

Based on the characteristics above, this paper presents two graph-theory algorithms fast identifying the weakness of networks according to wide area measurement information such as pre-fault network topology and load flow, namely the algorithm of fast search for transmission section based graph theory and the algorithm of fast search for flow transferring Minimal Short Path.

基于潮流转移的上述特点，本文根据事故前的网络拓扑结构、潮流分布状态、输电元件物理参数与系统电压等级等广域测量信息，针对两种不同的网络结构分别提出了相应的快速识别网络薄弱环节的图论方法，即输电断面快速搜索算法与潮流转移最短路径快速搜索算法。

For viewing the deviation of the outer contour and the wall thickness directly, the measurement results are graphically presented by means of the 3-D error effect graph, the equal-deviation chart and the section graph.

测量数据预处理、一致化处理中，研究了数据光滑、匀化、延拓，数据映射等方法，解决了测量数据中存在无用数据和噪声，测量数据不均匀、边界不整齐等问题。

Lamadian Oilfield static state map plan system includes data pretreatment subsystem and development geology charting subsystem and geological map sheet access subsystem, realizes the function of drawing for the Lamadian Oilfield development well location map and skeleton structure section map and connected section graph and Sedimentary facies chart and tectonic maps, and realizes various types of geological map data storage and query functions.

本文研究的喇嘛甸油田静态图幅绘制系统包括：绘图数据预处理子系统、开发地质制图子系统和地质图幅存取子系统，实现了喇嘛甸油田开发井位图、骨架剖面图、连通剖面图、沉积相带图、断层剖面图和断层实际资料图的绘制功能以及各类地质图件资料的存储及查询功能。

The matrix equation of the sectorial coordinate has been deduced by making use of the graph theory and energy principle after creating the graph model of the box girder section.

利用图论的基本原理建立箱梁断面的图论模型，并结合能量原理，推导出求解扇性坐标的矩阵方程。

For strengthening the supervision and management of temperature field of concrete and the temperature difference between inner face and surface,the heat sensors are buried in typical sections of concrete in different part and depth in order to test the temperature of each typical section and draw the temperature field graph and temperature drop graph which can guide the task of temperature lowering and thermal retardation.

为加强对浇筑体温度场与内表温差的监测与管理，通过采用在混凝土不同部位及深度的典型截面埋设热传感器，测试各典型截面的温度，及时绘出温度场、温降曲线图，一方面可指导降温、保温工作的进行；另一方面可通过测温总结出大体积混凝土的温度变化和分布规律，为以后在铁路客运专线桥梁工程的施工中防止大体积混凝土出现有害裂缝提供有价值的参考数据和方案。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。