本文概述了J2EE环境中所使用的访问EIS的技术，并介绍了如何对这些技术进行扩展，以使之适用于面向服务的体系结构。
This article provides an overview of the technologies used in a J2EE environment to access EIS, and how these technologies can be extended to fit in a Service-Oriented Architecture.
MPS提供的软件开发环境可以创建新的定制语言，也可以扩展现有语言，然后用它们开发面向领域的应用。
MPS provides a software development environment to create new custom languages, extend existing languages, and use them to develop domain-oriented applications.
射频环境设计和实现采用面向对象的方法，具有模块化、接口简单、可扩展性、易于效应模型的添加和替换等特点。
Designed and realized using OO method, the rf environment was characterized by modularization, simple interface, expandability, and easy substitution of effects models.
面向服务的体系结构（SOA）为解决分布式环境中软件重用、扩展和提高软件开发效率提供了解决方案。
Service oriented architecture(SOA) provides a solution to im-prove the reusability, scalability and efficiency in software development.
面向服务的体系结构（SOA）为解决分布式环境中软件重用、扩展和提高软件开发效率提供了解决方案。
Service oriented architecture(SOA) provides a solution to im-prove the reusability, scalability and efficiency in software development.
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