The plant design system aid(PDSA) software, researched and developed in light of project pratice by North China Power Design Institute, is introduced, including its configuration, composition, project application of software eic.

• 介绍华北电力设计院结合工程实际研制开发的三维工厂计算机辅助设计（PDSA）软件情况，包括其结构、组成及软件的工程应用等。