Domain Chinese Understanding (DCU) was applied to the Man-machine interface of Expert System of Mechanical Product Design, established Knowledge Base (KB) of DCU and Knowledge Base Management System (KBMS).

• 本文将领域汉语理解应用于机械产品设计专家系统的人机接口中,建立了领域汉语理解知识库及知识库管理系统。