摘　要：介绍了在Windows环境下，利用DELPHI软件与WIN32 API函数结合实现部颁CDT循环规约的方法，完整地给了实现CDT循环规约的全过程，可满足为电力系统高级应用软件提供共享数据资源的需要。　　关键词：Windows环境；CDT循环规约；DELPHI；线程；同步-Abstract: In the Windows environment, using DELPHI software and WIN32 API functions combined cycle method ministerial CDT Statute, to the realization of a complete cycle of the Statute CDT whole process of the power system to meet the advanced application software to provide shared data resources needs. Keywords: Windows environment　CDT cycle Statute　DELPHI　thread　synchronization