D solid modeling is the important application of Computer Aided design in the field of mechanical design.

三维实体造型，是计算机辅助设计在机械设计领域的重要应用。

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D solid modeling is the important application of Computer Aided design in the field of mechanical design.

三维实体造型，是计算机辅助设计在机械设计领域的重要应用。

youdao