In reasoning process of product conceptual design, expression of knowledge of design problem is a pivotal step.
在产品概念设计的推理过程中，设计问题的知识表达是关键的第一步。
So the case-based reasoning technique used in the assembly process planning is an effective approach to utilize the past experience and knowledge in design and to realize rapid product development.
因此，在装配工艺规划工作中采用基于实例的推理技术，是有效利用以往设计经验和知识，实现产品快速研制的一种有效途径。
Lucubrate the fundamental concept of product configuration, knowledge representation and knowledge reasoning.
深入研究了产品配置的基本原理、配置知识表达与推理策略。
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