网络

With the development of communication technology, the high-speed network come forth such as Giga Ethernet and FDDI. It can provide gigabits bandwidth.

随着通信技术的发展和应用，出现了以千兆以太网，ATM网络，光纤网络等为代表的高速网络技术，可以提供可达千兆带宽的高速网络。

With the development of multicast-based multimedia applications and wireless network in recent years , the dynamic and heterogenetic of the network takes more and more important roles in those applications . Layered multicast is recognized as the best technique for solving dynamics and heterogeneousness of the network in multicast environment .

随着无线网络和多媒体组播应用在近几年的快速发展，网络的异构性，动态性等问题也更为突出，分层组播技术的提出为这些问题的解决提供了新的契机，它是目前公认的在组播环境中解决网络异构性以及网络动态性的较好的解决方案。

Optical Transport Network based on wavelength division multiplexing and optical switching is playing an important role in modern transporting network. The advantage of capacity and transparency makes it can transport large heteromorphic service demands simultaneously, which will simplify the architecture of transporting network.

基于波分复用传输和光交换的光传送网络在传输网络中的地位和作用变得越来越重要，高容量和透明特征使得它能够同时传输多种异构网络业务，极大地简化了传输网络的体系结构。

The next generation optical network will be divided into multiple routing domains to improve the performance of routing and signaling, network reliability, scalability and security. It will be essential to define the border of network management and to adopt the technology of distributed management and hierarchical routing.

为了定义网络的管理边界、提高路由和信令的性能、提高网络的可靠性，可扩展性和安全性以及兼容不同系统间的技术差异，以ASON为代表的下一代光网络将被划分为多个路由域，采用分布式管理和分层的网络路由体系。

When the special assignments are enforced, for example the cases of withstanding disasters and emergencies, MANET can quickly build up the network and provide distributed network especially in military affairs. In addition, during the telecommunications MANET can make the other nodes as relay stations in especial environments of the zones of mountains and hungriness where UMTS can not work on.

在特定的任务下，比如抗灾抢险、军事突击行动中，该网络能够提供分布式系统，并且其网络搭建速度快；在山区或荒漠地带，蜂窝通信无法覆盖的情况下，该网络能够以网络中的一些节点作为中继节点，转发分组，实现节点之间的通信。

The catholicity of the university student Wrongdoing and illegal behavior request university develop the university student network education of the law and the morals.

网络时代的新要求，更新教育观念，树立网络教育意识，掌握网络教育技术，提高大学生的网络行为规范意识和能力，使之成为尚德守法的网上健康力量。

The experimental results indicate that the LMBP neural network has higher classification rate, more rapidly converge velocity by comparing with other improved BP algorithm and the Radial Basis Function neural network. Through the experiments of recognizing the sonar image polluted with Gaussian noise, it is proved that the LMBP neural network has good stability and better anti-noise performance.

通过与标准BP算法和几种常用改进型BP神经网络以及径向基函数网络比较，验证了用LMBP神经网络作为声纳图像识别系统中的分类器，能够提高图像的识别率，加快网络的收敛速度，通过对受不同程度高斯白噪声污染的声纳图象的识别，验证了其性能稳定，具有较好的抗噪声性能。

In allusion to the characteristic of dynamic Ad Hoc network,this paper puts forward a new estimate index of network invulnerability and sets up a incidence matrix to depict the connectivity of the network nodes in a dynamic network model .

针对动态Ad Hoc网络的特性，提出了抗毁率这一新的网络抗毁性评价指标，在动态网络模型中建立了刻画网络节点连通性状的关联矩阵。

Key words:Dynamic Ad Hoc network,Invulnerability rate,Connectivity index,Incidence matrix,Network model

针对动态Ad Hoc网络的特性，提出了抗毁率这一新的网络抗毁性评价指标，在动态网络模型中建立了刻画网络节点连通性状的关联矩阵。

Firstly, the conception of networked control systems, introduction and content of networked control systems theory are introduced. Secondly, the network induced time delays of different topology structure are analyzed and then the corresponding plants are modeled. Based on the above, a compensation scheme for the transmitting time delay from controller to actuator is developed. And also a sliding mode controller that makes the system robust is designed.

首先，介绍了网络控制系统的概念和网络控制系统理论的发展概况、研究内容及现状；其次，对不同拓扑结构的网络控制系统的延时进行分析并引入了相应的系统模型：在此基础上，针对网络传输产生的控制器到执行器的延时问题，对不确定输入延时系统提出了一种补偿策略，设计了滑模控制器，使系统具有强鲁棒性。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。