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本文从应用角度简要介绍了《行波管质量与可靠性信息管理系统》的研制背景，数据库的数据来源，数据结构，系统构成及功能特点。
In this paper, we briefly introduce the research background of traveling wave tube quality and reliability information management system, the data source, data structure, system structure and function features of the database.