拓扑结构

Given a manifold triangle mesh with zero genus and arbitrary topology, it is globally parameterized over the unit sphere S2 in E3 firstly.

对于给定的具有任意拓扑结构的零亏格三角形网格，算法首先将其在单位球面上进行全局参数化得到一个参数化网格。

The structures of the trees in topology are largely in agreement with the current known phylogenies of vertebrates.

由此建立的树的拓扑结构在很大程度上与已有的脊椎动物的系统发育树是吻合的。

The kernel of the problems stressed are the two: the link path of saddle point to saddle point on the topological structure is instable, so it will break easily with the changing of main control coefficient, and nonlinear bifurcation of the vortex structure along the vortex axis line.

强调了不稳定拓扑结构中的鞍—鞍连接轨线随主控参数变化而"撕裂"、以及旋涡沿轴线的非线性分叉是非对称形成与多涡系演化的途径。

Based on analyzing user loads running characteristic and power system topology structure, this paper presents a new harmonic source separation method that is on-line search zero iterative method.

然后在分析用户负载运行特性的基础上，根据供电网络拓扑结构，提出一种新的谐波源分离方法—在线寻零迭代法。

The molecular results revealed that Tetraogallue has the most closed relationship with Coturnix and Alectoris.

用邻接法、最大简约法和最大拟然法构建了系统进化树，得到了基本相同的拓扑结构。

The LED lamp display screen comprises the part of red and green LEDs for displaying strip type road constituting the structure of net topology of backbone roads, the part of arrowheaded LED display for indicating each section of road in upward and downward directions, and the part of reflecting signs made from sticking film for marking names of roads.

所述LED灯显示屏包括红、绿LED灯组成的城市/公路的主干道路网拓扑结构构成的长条形道路显示部分，还包括表示道路每段按上行/下方向排布的箭头形LED显示部分和标明道路的对应名称的反光标志膜贴复层。

We introduce two pyridinedicarboxylate (2,5-H2pdc and 2,6-H2pdc) ligands, under hydrothermal or solvothermal condition, to yield 7 complexes with InCl3. Complex 17 presents a rare example of chiral binodal (4,8)-connected lattice with self-interpenetration.

选择了两种吡啶二羧酸配体： 2，5-吡啶二羧酸(2，5-H2pdc)； 2，6-吡啶二羧酸(2，6-H2pdc)和InCl3反应合成了七个配位化合物其中17表现了一例少有的手性的(4，8)连接的双节点自穿插拓扑结构。

Some unique relationships are identified with weak support, such as the sister relationships between Fagaceae and Rhoipteleaceae, as well as between Myricaceae and Casuarinaceae.

4六个DNA序列的联合分析通过对六个DNA序列的单独和联合分析，探讨了引起基因树间拓扑结构冲突的可能原因。

The global model overcame the shortcoming of the compartmental one that worked hierarchically with a primarysecondary sink manner.

模型中关于植物鲜物质的分配采用了一种一次性的全局分配方案，把所有器官置于等同的水平上进行考虑，克服了区隔型两级分配方式的缺点，更加适用于模拟植物拓扑结构动态变化的情况。

Through the study of PLC working principle and PLC network communication basic theory, it is a main purpose to master the cruces of realizing PLC control system, the control process and control mode, PLC topology structure and communication protocol between sub network.

通过对PLC的工作原理及PLC网络通信的基本理论的研究，达到在构建PLC工业控制系统时掌握PLC实现控制的要点、控制过程和控制方式以及PLC控制网络拓扑结构和各级子网通信协议配置原则的目的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。