The supplement surface was optimized by 3-D CAD software, and the finite element model for drawing simulation of the crossbeam was established.

应用三维CAD软件对工艺补充部分进行了优化设计，并建立了横梁拉延成形模拟的有限元模型。

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The design of the structure of Caseegrain drawtube in space remote instrument was introduced. The product model was constructed using 3-d CAD technique.

介绍了空间遥感仪器中卡塞格伦镜筒的结构设计，利用三维CAD技术构建了产品模型。

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The Computer Aided Quality Inspection method of combining the coordinate measuring machine (CMM) and 2-d CAD geometry information extracted from DXF is illustrated by an example.

以一支座为实例介绍了一种利用三坐标测量仪与从二维工程图的DXF文件中提取的CAD几何信息相结合实现计算机辅助产品质量检测的方法。

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The 3-D CAD's flexibility let PowerSki engineers almost eliminate the need for pricey prototypes.

FORBES: Easy Designer

Every year another 5% of the 1.2 million 2-D CAD users in manufacturing migrate to 3-D.

FORBES: Easy Designer

There are 1.7 million 3-D CAD programs in use.

FORBES: Almost Out of the Woods