主要介绍了基于分布交互式仿真 ( DIS)的水下制导系统数据库构成的基本原则和体系结构 ,给出了技术实现途径和方法 ,并对数据的连接与控制进行了分析。对数据类型、分布操作和动态操作过程进行了说明 ,介绍了管理系统的总体设计思想、方法 ,给出了系统总体设计方案 This paper mainly introduces the basic principle and architecture of the underwater guidance system database based on distributed interactive simulation (DIS), and gives the ways and methods of technology implementation. And it also analyzes the connection and control of the data. The data type, distribution operation and dynamic operation process are described, the overall design idea and method of management system are introduced, and the overall system design plan is given