拓扑结构

The network analysis situs system selects the main line distributional structure, uses the mature industry control network CANBUS technology, its highest correspondence speed may reach 1 Mbps/40m, its farthest may reach 5Kbps/10km, may satisfy the common information and the pronunciation transmission speed and the distance request.

网络拓扑系统选用总线分布式结构，采用较成熟的工业控制网络CAN总线技术，其最高通信速率可达1 Mbps／40m，最远可达5Kbps／10km，可满足一般信息和语音传输速率和距离的要求。

Topological resonance energy and bond resonance energy methods were applied to all the open structure isomers of C36CH2 to investigate their aromaticity.

用键共振能和拓扑共振能方法对富勒烯C36CH2开环结构中的所有可能异构体及其阳离子和阴离子芳香性进行了研究。

Based on a low swing, low crossing point current switch driver and central symmetry Q2 random walk pMOS current source layout routing methods, a 1.8V 10 bit 120MS/s CMOS current-steering digital-to-analog converter IP core is implemented in a TSMC 0.18μm CMOS process.

采用低摆幅低交叉点的高速CMOS电流开关驱动器结构和中心对称Q^2随机游动对策拓扑方式的pMOS电流源阵列版图布局方式，基于TSMC0.18μm CMOS工艺实现了一种1.8V10位120MS/s分段温度计译码电流舵CMOS电流舵D/A转换器IP核。

It was shown that the phenyl site index of straight chain alkylbenzene isomers and low-carbon alkylbenzenes is a useful topological index and can be applied to structure- property correlation.

结果表明：直链烷基苯的异构体和低碳烷基苯的苯基位置指数作为一种拓扑指数，可应用于结构-性质相关关系的研究。

The development of perimeter control of the checkerboard involved in structure topology optimization of multiphase materials is presented.

针对多相材料结构的拓扑优化出现的棋盘格问题，研究了周长约束控制方法。

In the first part, for competitive discrete-time dynamical systems on a strongly ordered topological vector space, we prove that any α-or ω-limit set is unordered and lies on some invariant hypersurface with codimension one, which generalizes M.

在第一部分中，对于强序拓扑向量空间上的竞争离散动力系统，我们研究了极限集的序结构和极限集的几何位置，证明了任何α-或ω-极限集是无序的且位于一个完全无序的，余维为1的不变Lipschitz流形上。

A new objective function of constructional learning is presented.

神经网络的结构学习就是要确定网络的拓扑，使之有较好的泛化能力。

The research of this paper is began with the analysis the geographic spatial character of the UPTN, and designs the UPTN data mode based on GIS. Then, based on the good exhibiting all kinds of topology of the UPTN, and combined with the technology evaluation standards of the UPTN, this paper builds the UPTN planning mathematic model, and puts forward the quantitative calculation of the UPTN evaluation standards based on GIS; brings forward the arithmetic of the optimal path of the UPTN based on the public traffic network storage structure; designs the bus lines grouping management model, and realizes the contradistinctive evaluation of the UPTN planning projects based on GIS.

论文研究的重点内容是从分析城市公交网络中地理空间实体的特征开始，设计基于GIS的城市公交网络数据模型，在有效表现公交网络拓扑关系的基础上，根据公交线网技术评价指标，建立基于GIS的公交线网规划的数学模型，并给出公交线网评价指标的GIS量化计算方法；提出以公交线网数据存储结构为基础的公交网络最优路径算法；设计公交线路分组管理模型，实现公交线网规划方案对比分析。

The results show that the topological index has good structure-property correlativity.

结果表明该拓扑指数具有良好的结构－性质相关性。

For example, this algorithm can be used to check the DAG in Genetic Algorithm when the mutation happened.

例如在利用遗传算法学习贝叶斯网结构的过程中，变异后的网络结构可使用增量式拓扑排序进行环路检测。

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。