论文部分内容阅读
本文介绍材料大气腐蚀数据库系统的主要功能,系统构造和建立过程。在数据库的设计中使用了关系型数据结构方法。本系统收集、整理并存贮黑色金属、有色金属和涂镀层三大类材料在全国八个不同气候环境地区的大气腐蚀数据,并提供14种打印格式。该系统的优点是操作简便,容易掌握。
This article describes the main functions of atmospheric corrosion database system, system structure and establishment process. In the design of the database using a relational data structure method. The system collects, organizes and stores atmospheric corrosion data of three major types of ferrous metals, non-ferrous metals and coatings in the eight climatic environmental regions nationwide and provides 14 print formats. The system has the advantage of easy operation and easy to grasp.