Combined with the structure stiffness method , sacb ( structure analysis program of curved bridge ) is compiled in the environment of visual basic 6 . 0 结合结构矩阵位移法的基本思路，用visualbasic6 . 0编制了曲线梁桥结构分析程序sacb ( structuralanalysisprogramofcurvedbridge ) 。
According to the characteristic of complex product development process ( pdp ) , an integrated model , which combines and then extends the process models of activity networks and design structure matrix ( dsm ) , was proposed 摘要针对复杂产品开发过程并行、迭代的特点，提出一种集成化模型，该模型结合和扩展了活动网络图和设计结构矩阵的过程建模方法。
A new fuzzy design structure matrix was used to model the product development process and a corresponding fuzzy order algorithm based on information amount exchanged among subprocess was used to guide process decompose and re - engineering 提出采用模糊设计结构矩阵进行产品开发过程建模和通过对模糊设计结构矩阵按信息度进行模糊排序来指导过程分解与重组。
Because of the obvious complementarity of axiomatic design ( ad ) and design structure matrix ( dsm ) , it is considered that axiomatic design matrix ( dm ) and dsm can co - evolve step - by - step during the product design process , which can lead to an ideal integration of ad and dsm 摘要基于公理化设计与设计结构矩阵具有互补性这一特点，提出了公理化设计矩阵与设计结构矩阵同步演化的设计思想。
In this paper , how to implement the divergent / convergent design process using the co - evolution of dm and dsm is investigated , including the divergent functional requirements solving based on dm and the convergent solution evaluation based on dsm 讨论了如何通过公理化设计矩阵与设计结构矩阵的同步演化来实现产品创新设计中的发散与收敛思维，即通过公理化设计矩阵进行功能需求的发散性求解，基于设计结构矩阵进行收敛行评价。
As one of the applications , structure - preserving algorithms for the eigenvalue problems of those 2 kinds of doubly structured matrices are developed by the exploitation of the newly derived canonical forms , in which algorithms using real operations only are developed for the first kind of doubly structured matrix 作为应用，还利用新得出的标准型对这2类双结构矩阵特征值问题发展了结构算法，其中对第一类双结构矩阵特征值问题发展了只用实运算的结构算法。
Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus . bridge stability analysis program is developed on the base of structure matrix displacement method , the program adopts visual basic language , has friendly interface and visual data input windows . the buckling safety factor of currently finished structure is given as result 为计入混凝土弹性模量的变化及混凝土徐变收缩随混凝土的龄期与外荷载加载时间不同而变化的影响，采用时间增量法对每个计算阶段根据其阶段内时步数进行循环，以计算时段内弹性应力、应变增量和徐变、收缩产生的应力应变增量，利用有效弹性模量法计算混凝土徐变收缩次内力，在此基础上，结合结构矩阵位移法的基本理论编制开发了计入混凝土时效效应的高墩大跨径桥梁稳定分析程序。
In order to determine the product platform and modularize for product family design , the quantified design structure matrix ( dsm ) is constructed based on the functional and structural interface relations analysis , which is aimed at the commonality and replaceable characteristics of product family , then the relations information is handled and sensitivity analysis is applied 摘要为解决产品族设计中的模块化和核心平台的确定问题，本文针对产品族的产品相似性和零部件的可替换性等特点，从功能和结构两个层次进行界面关联并构建量化的设计结构矩阵，然后进行信息处理和部件的敏感性分析。
The main research content includes : research of structure array analysis theory ; design of bridge structure analysis program ; function and introduction and test of this program . in addation , as a practice of the above program , this program is used to yichang yiling yangtze river bridge , the calculation results used with this program are compared with the results used with other program 主要研究内容包括：结构矩阵分析理论研究；桥梁结构分析程序设计；程序的功能、使用说明及考核验证；作为上述程序的实践，该程序在宜昌夷陵长江大桥中的应用，并与其它结构分析程序计算结果进行对比分析。
Relation upstream downstream based dsm ( udbd ) is defined to avoid singleness of classical dsm and it reinforces the capability to describe activity relations ; iteration udbd is defined to describe multi iteration modes of activities ; overlapping udbd make it possible to describe activity overlapping with matrix 定义了关系udbd (基于上下游关系的设计结构矩阵) ,避免了传统dsm对活动关系描述的单一性,增强了对活动关系的描述能力;定义了迭代udbd ,解决了多种迭代模式的描述问题;定义了重叠udbd ,使利用矩阵描述活动重叠成为可能。
