【摘要】 随着信息技术的高速发展 ,Internet和CAE的推广和普及 ,传统的机电产品纸样本已无法满足需要 ,机电产品电子样本应运而生。本文分析了机电产品电子样本应具有的功能需求 ,建立了机电产品电子样本数据库的概念模型和逻辑模型更多还原

【Abstract】 With the high speed development of information technology and the popularization of Internet and CAE,the electronic catalogues of the mechanoelectronic product emerge as the times require,because the traditional paper catalogues of mechano electronic product can’t meet the demand.This paper discusses the functions of the electronic catalogue,and presents a conceptual model and a logical model of the electronic catalogue.更多还原