This paper introduces a trade EDI system, and after discussing the architecture and operating procedure, describes the design of EDI message, EDI communication software and EDI service center.

本文介绍了一个适用于经贸领域的行业EDI系统的设计及实现，对其总体结构及操作流程作了初步探讨，主要阐述了EDI通信包、EDI通信软件和EDI服务中心的设计。

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