探讨IBM 的Aglets 系统生命周期事件及触发方法，以及Aglet 移动原理。最后，以邮件系统为例，实现了Aglets 系统的简单应用。关键词：移动代理;Aglets 系统;Aglet;生命周期事件Abstract: Mobile Agent is a prospective technology , and studied in both academic and industrial field. In this paper, author investigates the technology of IBM's Mobile Agent system named Aglets in its lifecycle events and moving mechanism. At last ,author make ues of Aglets, in a email system.Keywords: Mobile Agent; Aglets system; lifecycle events