一个参考构架可以利用许多模式和框架，同时它也可以被许多现有应用程序使用。
A Reference Architecture makes use of any number of Patterns and Frameworks, and is used by any number of Legacy Applications.
其次本文介绍了当今热门的技术：J2EE平台、MVC模式和框架技术。
Secondly, this paper introduces the popular technique nowadays: J2EE, mode of MVC and frame technique.
指出了在图书馆中图书征订目录的使用率逐渐增加，图书馆技术人员对荐购系统的基本模式和框架需要有深入的了解。
With the gradually increased of book order catalog's usage, library technician should have deeper understanding to the basic model and framework of recommender and purchase system.
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