Through research on design reuse and Case-Based Reasoning, modeling method based on product development process model reuse is presented and described in detail.

通过对设计重用和基于实例推理机制的研究，提出了基于知识产品开发过程模型重用的建模方法，并对其进行了详细描述；

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A study of establishing a product development process model with product life-cycle consideration through a global project plan of product development is presented.

总结了目前国内外文献对短生命周期产品需求预测的研究，分析了短生命周期产品需求相关的特点。

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The product development process for a new model extends over a period of some five years and is divided into three phases.

一个新产品样式的产品开发过程延续将近五年的时间，可被分为三个阶段。

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