Microstructural finite model of 3-d braided composites was set up on the basis of real geometry structure. The model was used to analyze penetration property of 3-d braided composites.

在三维编织复合材料真实几何结构基础上建立了细观结构有限元模型，分析了三维编织复合材料的弹道冲击性能。

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This article established the mechanism of scene chart management and Viewing Volume cut and designed the LOD model, then realized real-time display and alternating operation of the 3-d scene.

建立了场景图管理机制和视景体裁剪机制，设计了LOD模型，实现了三维场景的实时显示和交互操作。

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Aimed at the problem that original model data obtained by 3-d scanner are huge and can not be used in real application, a mesh simplify method based on triangle collapse is proposed.

针对三维扫描仪所获取的模型数据量庞大，无法直接使用扫描仪的问题，为压缩模型数据量，提出了一种基于三角形折叠网格模型化简方法。

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One thing Dr. Kathy had taken time out to show the boy was a freestanding 3-D model of a human spine that had not been taken care of in any real or significant way.

NEWYORKER: Backbone