( 4 ) the system of knowledge representation , acquisition and application based on rough set theory is put forward to improve the level of intelligent decision - making in rissamt . ( 5 ) the structure and mathematic model of the interfaces between rissamt and erp system are described , and in this model eip ( enterprises " information portal ) is used to build new interfaces for rissamt . the concept of collaborative maintenance resource scheme based on erp system is put forward 提出了判断rissamt群决策可靠度的方法； ( 4 )建立了基于rough集理论的维修资源配置知识的表达、获取和应用体系，提高了rissamt的智能决策水平； ( 5 )提出了基于eip ( enterpriseinformationportal )接口的rissamt与erp ( enterpriseresourceplanning )系统相挂接的实现结构及其数学模型，进而提出了基于erp系统的协同维修资源配置的概念； ( 6 )从软件工程学的角度对rissamt的开发过程和管理技术进行了说明。
The model is based on quantitative analysis , uses ahp as main mathematical method . the thesis also mentions the process of using the model . the thesis " socio - technical viewpoint makes it overcomes shortcoming of former researches , the thesis hides complex analyzing of technology , increases maneuverability 该模型的决策过程建立在定量计算的基础上，其中，经济因素根据软件工程学的基本原理和先验公式进行计算；对于其它定性因素采用了层次分析法( ahp )进行定量计算。
The component oriented analysis and design modeling method is developed into a diagram solution tool in the course of the software development practice , which supports the component oriented software development process , and can be used as a general software development method . by using the component oriented analysis and design modeling method and related software engineering techniques , the software system analysis and design techniques for the device are researched 本文采用的面向部件的分析与设计建模方法是根据现代软件工程学的观点，在软件开发实践中研究和总结出来的一套图形描述工具，可以作为一种较为通用的软件开发方法，并综合运用其它有关的软件工程技术，线路测控装置的软件系统分析与设计技术得到了全面的研究和讨论。
This thesis gives a brief account of the basic theories of software engineering and computer graphics , of the data structure of individual component modeling , of the design of the software structure and of the method of realizing software . meanwhile , this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network , nurbs curve integration , the filling - in arithmetic of triple - tree , and the arithmetic based on the scan - line arithmetic and the filling - in of complex section 文章介绍了关于软件工程学与计算机图形学的基本理论及其各组件模型的数据结构、软件结构设计与软件实现的技术方法，并重点讨论了基于约束条件的delaunay三角网格化算法、 nurbs (非均匀有理b样条)曲面拟合、三叉树等值线填充算法和基于扫描线的复杂剖面填充算法。
