分布式系统

Traditional distributed file systems can't provide clusters with strict single-system image, and because of failing to keep up with the trends in computing technology, they can't meet the cluster applications' requirements either, such as I/O performance, scalability, and availability.

传统的分布式文件系统不能为机群系统提供严格的单一映象功能，而且由于不能适应计算技术的发展趋势，无法满足应用对机群系统的I/O性能、可扩展性和可用性的需求。

Firstly, the current development of automation system in 110kV substation is investigated and analyzed. With the requirements of the 110kV substation in Shaoguan smeltery, layered structure monitoring network system based on windows platform is constituted according to the selection of suitable hardware, the design of software and network.

首先研究和分析了当前供配电系统综合自动化的发展状况，针对韶关冶炼厂供配电系统的具体需求，通过对硬件的选型配置，软件、网络拓扑结构的设计，建立了分层分布式监控系统网络结构。

This topic take the thermoelectricity boiler control system as the research object, according to current collection control system development direction and form, design development network distributional DCS hot electric stove process examination and control system .

本课题以热电锅炉控制系统为研究对象，根据当前集散控制系统的发展方向与形式，设计开发网络化分布式DCS热电炉过程检测及控制系统。

This paper proposes a distributed IMS network system based on the bicyclo chord distributed routing strategy so as to effectively solve the centralized CSCF server "single point of failure" and "performance bottleneck" problem.

提出了一种基于双环Chord资源定位的分布式IMS网络系统，从而有效解决集中式CSCF服务器&单点失效&和&性能瓶颈&的难题，实现IMS网元均质化，优化了系统路由效率，增强了系统的可控性、抗灾能力、扩展能力和负载均衡能力。

In order to meet the needs of combining the total database system and the future development of system. The system should have the abilities of extensibility, maintainability and good transplantability. Using the model based on distributed multilayer structure can solve the problem above efficiently.

同时，为了满足与工程总数据库系统的衔接及系统将来发展的需要，工程勘测管理信息系统应当具有可扩充的能力和可维护的能力，以及应当具有很好的可移植性，而采用分布式多层结构模型正好可以有效地解决上述问题。

Author: Xiao Hong;Qiu Yulan and Peng DechunDepartment of Computer Science;Wuhan University;Wuhan 430072

75／32系统和国外几个典型的分布式计算系统中实现进程迁移的方法，以及为实现进程迁移，对系统的其它机制？？

On the basis of analyzing the computational features and parallelism in ANN, parallel processing structures are studied systematically and it is pointed out that a MIMD multiprocessor system is suitable for ANN Virtual implementation. A novel full-connected parallel architecture with shared multiport memory is proposed.

分析了神经网络的计算特点和它的本质并行性及其种类，进而对并行处理技术及并行机进行了较系统的研究，指出了MIMD多处理机系统较适合神经计算，并对此进行了专门讨论，得出了多总线共享分布式存储器系统具有较高的处理性能等结论。

This paper discusses the actualizing of DPBS and OLAP in personnel management system of large enterprise.

讨论了将分布式数据库系统与OLAP相结合的系统配置在大型企业人事系统中的实现

In order to satisfy the requirement of various space mission simulations and analysis, a standard interface and common service for access to the system resources, that is, resource access protocol, is designed, thus the independencies of resource storage manner and resource representation are realized. The design of resource access protocol introduced the object-oriented hierarchical method.

结合航天任务的仿真和分析对资源管理的要求，总结出资源管理系统应具备的功能和特点；从对分布式仿真资源进行高效管理和使用的角度着手，提出了基于代理的系统构建方式；进而设计了资源管理系统的体系结构，并分别探讨了体系结构的四个层次：基础资源层、通用操作环境、仿真应用接口层和管理控制层。

Research on islanding related problems has been conducted for over twenty years,but most of them have focused on anti-islanding protection and test of grid connected inverter system.

对孤岛效应的研究已经进行了二十余年，但大多数都是针对并网逆变器系统的反孤岛保护和测试展开，而没有对分布式发电系统的孤岛效应进行全面而系统的研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。