Abstract : on the basis of analyzing the methods of functional modeling and spatial package design , the stratege of spatial package based on functionality is proposed . a procedure is deduced from concept modeling , geometric modeling and detail modeling in concise and efficient formation 文摘:在分析产品的基于功能的设计建模方法和空间布置设计方法基础上，提出了有效的基于功能的空间布置设计的三个求解层次：基于功能的空间布置概念设计层、基于功能的布置装配几何建模层和基于功能的数学建模的详细设计层.这些模型以简洁、统一的形式加以表达，具有高效的可构造性
Then the abstraction problems of multi - types & complex pipeline system " spatial information description and expression in 2d design environment are solved . following that , an automatically laying technology for pipeline system is researched . in the end , the reliability work modes supporting multi - types & complex pipeline system ' s cooperative design are studied and the correspondent management system of planning information is established 探讨了复杂管线系统布置方案场的数学描述方法，提出了基于图形实体对象封装的多类型复杂管线系统规划信息的动态建模策略，解决了二维环境下多类型复杂管线系统空间布置信息描述与表达的抽象问题，给出了多类型复杂管线系统布置过程中布置实体的几何描述方法，研究了基于无碰路径求解的管线系统自动布置技术，设计了多类型复杂管线系统协同规划的工作模式及规划信息管理体系。
The arrangement of damped bracings has obvious effect on earthquake - reduction effect of viscous damper . so the effect of damped bracings on structural seismic performance is approached from these aspects : the effect of damped bracings on column axial force , geometric form of bracings , vertical layout of bracings and spatial arrangement . then the best arrangement principles of damped bracings are given and the reasonable layouts which can control structure torsion efficiently are analyzed preliminarily by random vibration theory 2 、阻尼支撑的布置形式对其减震效果有显著的影响，本文探讨了阻尼支撑对柱轴力的影响，研究了阻尼支撑自身的形式、竖向布置及空间布置方式等对结构抗震性能的影响，总结了阻尼支撑的最优布置原则；并利用随机振动理论初步分析了有效控制结构扭转效应的阻尼支撑的合理布置方式。
