采用关系型数据库规范化理论建立埋地管网数据库， 使 用面向对象程序设计语言Delphi编程建立埋地管网防腐管理信息系统.该系统除包括数据查 询和维护等常用的管理功能外，还具备管网位图查询功能、预测功能、阴极保护设计功能和 阴极保护电位、电流分布计算的功能.
The Object-Oriented method was used to analyze and d esign this system,the database structure was established with the standard theor y of the related database.The system and user's interface were programmed with D elphi 5.0.The system functions include SQL inquiry and editing database edition, prediction,cathodic protection design and calculation of potential and current distribution of the cathodic protection.The system has friendly interface and co nvenient operation.
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