部署描述符中包含的抽象模式定义了实体bean的持久性字段，以及它与其他bean之间的关系。

The abstract schema, part of the deployment descriptor, defines the persistence fields of the entity bean and its relationships with other beans.

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部署描述符中包含的抽象模式定义了实体bean的持久性字段，以及它与其他bean之间的关系。

The abstract schema, part of the deployment descriptor, defines the persistence fields of the entity bean and its relationships with other beans.

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