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。
In this paper, a 3-d solid modelling technique in the cutter CAD is introduced.
本文介绍了刀具CAD图形处理中的三维立体造型技术。
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