The portal provides enhancedservices for portlets such as standardized styling, single sign-on, event handling, and many, many others.
门户网站为portlet提供了增强的服务，如标准化样式、单点登录、事件处理及许许多多其他服务。
2
This enhanced communication helps in designing robust services and in getting the design right at the concept phase.
这种增强的通信可以帮助设计健壮的服务，还可以帮助在概念阶段获得设计权利。
3
Composite applications have been built that use these services, and even legacy systems themselves have been enhanced by taking advantage of invoking new services.