BREW平台是一种新的移动应用开发平台，提供从服务端到客户端的全套解决方案。本文通过介绍BREW平台内部关键宏AEEINTEIuFACE和QINTERFACE的定义，分析了其内部接口机制及类COM特性；总结了BREW应用程序开发的特点；提出了一种通用的BREW平台应用程序的框架模型。-BREW platform is a new kind of mobile application development platform from the service ended to provide the full range of client solutions. In this paper, by introducing the BREW platform and the internal key QINTERFACE macro definition AEEINTEIuFACE, an analysis of its internal mechanism and the type of COM interface properties　summed up the BREW application development features　propose a general application of the BREW platform, the framework model.