Optimization method of sequential tolerance design is proposed for 3 dimensional part manufacturing.

提出三维动态公差设计的一般模型和优化方法。

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Based on the part surface errors and fixture setup errors, locating error model of three-dimensional part is built.

基于定位点处的尺寸偏差，建立了三维零件的定位误差模型。

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After analysing the traditional position and constraint matrix, a judgement criterion of deterministic location for two-dimensional part and three-dimensional part has been given.

通过对定位矩阵的分析，提出了二维零件和三维零件确定性定位判断准则。

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Maya Lin worked with ocean scientists to develop a three dimensional image of this part of the ocean.

VOA: special.2009.05.06

Instead of doing a drawing you can now do a 3 dimensional representation on a computer screen of each part.

FORBES: The New Manufacturing Lifecycle: An Interview With PTC's Hepplemann

Scientists have said that designing a bionic eye has been much more difficult than developing aids like cochlear implants for hearing, in part because visual information is two-dimensional, and because of the anatomy of the eye.

WSJ: FDA Approves Bionic Eye

Any part of the round images can be made into a two-dimensional view, while programs find and match faces with stored video images.

FORBES: Totally Wired U.