计算机辅助设计(CAD)在井字梁设计中的应用

The Application of Computer-Aided Design(CAD) to Design a Well-Form Beam

本文介绍计算机辅助设计（CAD）在井字架设计中的结构计算、结构优化设计及软件设计的过程，并绘制了乘子法的计算框图及软件的主要结构示意图．

This piece of writing pay atention to explain the process of structure computation, structure optimizition design and software design as designing a well -form beam with CAD. The computer block diagram of multiplicator method and the main flowchart of software are plotted.