The thesis focus on two basic problems: case representation and matching algorithm, which aim at the flexible of knowledge base, integration of CAD/CAPP/CAM and practicability of system.

• 论文以知识库系统的柔性和工具性、CAD/CAPP/CAM集成性、系统的实用性等方面为目标约束，研究基于实例飞机钣金工艺辅助系统的两个基本问题：实例的表达和实例的匹配算法。