最后给出了该方案的应用实例，用于表达分布式网络环境中基于直接信任和推荐信任的计算模型。
At last, an example is described about trust inferring and policy between direct trust and recommend trust.
介绍了工程实例类知识的表达和基于实例的推理机制，这是基于实例的推理在工程智能CAD系统中得以应用必须解决的关键问题。
This paper discusses engineering case expression and case-based reasoning. Theseare key issues related to the application of case-based reasoning in engineering intelligent CADsystems.
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。
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。
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.
应用推荐