cad 专八

You can create a 3D model within Photopia's CAD system and then analyze the model.

户可以运本软件内置CAD系统来建立3D模型并加以分析。

The data measured by coordinate measuring machine can not been used directly for reverse elu gineering by general-purpose CAD software because of its litteriness。

由三坐标测量测量数据具有一定杂乱性，难以直接于通CAD软件反求工程设计中。

The best uniform approximation algorithm to approach the catenary suspension and the CAD system using this algorithm to design the catenarian dome of hot blast stove are described in the paper.

介绍了采最佳一致逼近法对悬链线进行逼近,以及运此法进行热风炉悬链线拱顶设计CAD）系统。