使用EJB API时，可以利用远程工件装载器从远程服务器将现有的工件装载到应用程序中。

When you use the EJB API, the remote artifact loader provides a mechanism for loading existing artifacts into your application from a remote server.

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这意味着只要安全 bean 需要访问远程应用程序，Acegi 将为用户装载额外角色，从而允许安全 bean 访问远程应用程序。

This means whenever the secure bean needs to access a remote application, Acegi will load additional roles for the user, thus allowing the secure bean to access the remote application.

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