因此，流程描述本身将不会显式利用规范中列出的协调和事务服务。

Thus, the process description itself will not explicitly utilize the coordination and transaction services outlined within the specifications.

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EJB规范定义了事务传播的类型。

The EJB specification defines types of transaction propagation.

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JPA 1.0规范不支持只读事务，因此只有在某些JPA提供商中才能使用此设置。

Read-only transactions are not supported by the JPA 1.0 specification, so this setting is useable only in some JPA providers.

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