拓扑结构

The crossed cube is a variant of the hypercube, and it has better recursive structure, graph parameters and topological properties.

交叉立方体是超立方体的一个变种，具有良好的图参数、拓扑性质和结构递归性。

Identification and topology prediction of membrane proteins are significant in helping function annotation, function analysis and three-dimensional structure prediction, and guiding the protein research.

跨膜蛋白的识别和拓扑预测有助于基因组的功能注释、功能分析、蛋白的三维结构预测及指导蛋白的研究，具有重要意义。

During the clustering formation,it fully considers the underlying network topological properties and avoids all possible data packet delivering on costly links to reduce multicast delayIn addition,group members are constructed to an efficient Fibonacci multicast tree utilizing a novel multicast algorithm based on Fibonacci Series,and the tree is used to carry on the intragroup multicast.

HFTM通过分层和分群的思想将所有组播组成员构造成一个特殊的层次化结构，在进行群划分时，充分考虑了底层网络拓扑特征，尽量避免数据包在代价昂贵的链路上进行传输，从而减少组播延迟。另外，采用一种新颖的基于斐波那契序列的组播算法将群内成员构造成一棵高效的斐波那契组播树，利用此树进行群内组播。

The demands of knot theory, coupled with a quantum statistical framework, create a context that naturally and powerfully includes an extraordinary range of interrelated topics in topology and mathematical physics.

结理论的需求，加上一量统计结构，创造自然并且强有力包括一使相互联系题目在拓扑和数学物理学的特别范围的一上下文。

Grouping cues are topological properties namely parallelism and closure and local principles namely proximity and continuity.

编组线索为反映全局显著结构的拓扑特征闭合性和平行性以及局部规律邻接性和连续性。

Then a bit sequence CID is determined by the interest,and CID is the main metric to organize topology—nodes with the close CID will form a community which is a dense subgraph.

在这种模型里，每个节点由自身的资源整体类型倾向决定自己的兴趣，并且采用树形结构来表达兴趣；然后节点由兴趣产生一个二进制序列的CID，CID将成为拓扑形成的主要依据--具有相近CID的节点能聚集成一个连通性较高的子图。

The topologies of a classical Michell truss and three kinds of arch bridges are optimized as numerical examples.

最后，以1个经典Michell桁架和3种形式的拱桥为数值算例，演示了其结构拓扑优化过程。

On the basis of FEM and modal analysis of the bracket system, a reasonable optimum model is built, which considers manufacturing constraints and mode control.

在保证结构质量不增加的前提下，利用拓扑优化技术实现了发动机排气系统固有频率的优化设计。

Experimental simulation results demonstrate that dynamic probabilistic particle swarm optimization with the varying neighborhood topology can solve complex optimization problems and escape from local optimal solutions efficiently.

实验结果表明，基于多簇结构的可变拓扑策略在求解复杂优化问题时优势明显，可以有效地避免算法陷入局部最优，在保证收敛速度的同时增强了算法的全局搜索能力。

On the basis of unit sensitivity analysis,a statictopological parametric synthetic optimization method of the frame structure of car body has been put forward.

在单元灵敏度分析的基础上，提出汽车车身框架结构的静态拓扑参数综合优化方法。

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。