下面的案例研究说明了如何使用SOA方法集成和重用现有的应用程序，以便处理信用卡支付系统的中间件操作。

The following case study illustrates how you could integrate and reuse existing applications using an SOA approach to handle the middleware operations of a credit card payment system.

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因此，60%的服务操作重用了SBS案例管理构件，约30%的新增功能回馈到SBS。

As a result, 60% Service Operations reused SBS Case Management artifacts, and about 30% new functionality contributed back to SBS.

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重用是有效的 SOA 的必要属性，是 SOA 的业务案例的组成部分。

Reuse is a necessary attribute of an effective SOA and contributes to the business case for SOA.

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