Dynamic data exchange(DDE)technology in Windows is introduced and an example of Hebi Power Plant Safety Monitoring and Energy Loss Analyses System is given for the explanation of the principle and method of DDE between InTouch and VB.

• 主要介绍了Window s环境下的动态数据交换技术，并结合开发“鹤壁电厂安全监测与能损分析系统”实例，说明了InTouch 和VB之间动态数据交换的原理及其在该系统软件开发中的使用方法。