企业服务可以作为Web服务、会话ejb组件、或者消息驱动的bean提供给客户。

An enterprise service can be offered to clients as a web service, a session EJB component, or a message-driven bean.

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EJB 3.0 简化 API：定义用于编码 EJB 组件（特别是会话 Bean 和消息驱动的 Bean）的新简化的 API。

EJB 3.0 Simplified API: Defines the new simplified API used to code EJB components; specifically, session beans and message-driven beans.

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EJB 3.0简化api：定义用于编码e JB组件(特别是会话Bean和消息驱动的Bean)的新简化的API。

EJB 3.0 simplified API: Defines the new simplified API used to code EJB components, specifically session beans and message-driven beans.

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