系统功能

The author also investigates Geo~coordinate transformation and similitude/affine transformation. Having accomplished the design of functions of spatial reference system, the author defines and designs the interfaces, component classes and then implements the component framework.

研究了关于大地坐标系转换和平面坐标的相似和仿射变换理论，在完成空间参照系统的功能设计的基础上，定义了空间参照系统的接口和组件对象，并设计和实现了这一系统。

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。

The construction project of the system with monitor and control slave station, computer control center and inquiring terminal is designed. The project of the MGIS software system based on internet is constructed.

对系统的总体结构和功能进行了阐述，提出了监测，控制子站、计算机控制中心、查询终端的系统构建方案以及实际的硬件设计方案，并提出了基于internet的MGIS软件系统的设计方案。

The communication between master station and slave stations in the drawing production system based on CC-Link has been introduced detailly in this paper.

本文简要介绍了并条工序的任务及其工艺过程，构造了基于CC-Link总线的并条生产系统，详细介绍了系统中主站与从站之间的通信及各从站在系统中的功能。

This paper proposes a new method for embedded system designing,based on FPGA and soft-core CPU.

0引言嵌入式系统是以应用为中心，以计算机技术为基础，并且软硬件可裁剪，适用于应用系统对功能、可靠性、成本、体积、功耗有严格要求的专用计算机系统。

Firstly, the software and hardware environment, the system architecture, modules of the system and their functions are introduced. On this basis the system architecture is improved by providing a more effective and rational locating solution of road surface diseases.

本文首先介绍了系统的软硬件环境、总体结构、系统各模块及其功能，在此基础上对系统的体系结构进行改进，给出了路面病害定位更有效更合理的解决方案。

On this foundation, I develop the automatic control system of the Coal Stacker and supervise and control system with perfect functions ,which may monitor the Coal Stacker work at any time.

在此基础上，开发了斗轮机自动控制系统，同时也开发了功能齐全的监控系统，该监控系统对斗轮机的工作过程实施实时监控。

The stationary control system which core function is interlock logic control is a significant part of the train operation control system. The switch, route and train control are disposed and the train operating safe are protected by the interlocking system.

地面运行控制系统是中低速磁浮列车运行控制系统的重要组成部分，联锁是地面控制运行系统的核心功能，实现对管辖区域内进路、道岔、列车的逻辑控制，保障列车的安全运行。

The main work in this paper as follows: the concept and system of the network user's behavior has been studied, and the user has been classified by those in this basic; the frame, step, module function of establishing network user's behavior analyzing system has been discussed and some common methods in network customer's behavior analyzing process have also been discussed; the information source of the network customer's behavior analysis system has been studied in this paper, and also combined the relevant processes which came out by web data mining methods; the data-processing software was developed by VC and SQL Server 2000. The Web log data in SWUST campus network have been analyzed by gathering type and regression.

本论文主要工作如下：研究了网络用户行为的概念与体系，并在此基础上进行了用户分类；探讨了建立网络用户行为分析系统的步骤、框架和系统各模块的功能，以及网络用户行为分析过程中的一些常用方法；研究了网络用户行为分析系统的数据源，并结合Web数据挖掘方法提出了相应的处理方法；利用VC和SQL Server 2000开发了用于数据处理的软件；利用聚类和回归分析方法，研究了西南科技大学校园网中的Web日志数据。

Based on it, a detailed discussion about network management functions of the stratospheric communication system was made. And the network management model based on simple network management protocol for this system was given.

在此基础上研究了平流层通信系统网络管理技术，阐述了平流层通信系统网络管理的要求和应具备的功能，并结合简单网管协议设计了平流层通信系统网络管理模型。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。