In this paper, the structure and theory model of visual information query system are set up. They realize the demand of mould design Virtual information query.

本文建立了模具可视化查询模块的体系结构和理论信息查询模型，实现了模具设计虚拟场景信息查询的要求。

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The model of machine product conceptual design under virtual environment already is not stay no longer stage of tradition's principle sign. But it should have audio-visual and sight.

虚拟环境下的机械产品概念设计模型已不再停留在传统的原理符号设计阶段，而应具有直观性和可视性。

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