此同一线程将执行第一个EJB和任何其他EJB或调用它的其他对象和资源中的代码。
This same thread will execute the code in the first EJB and any other EJBs or other objects and resources that it invokes.
对于JCA，该线程将执行关联MDB和间接从该mdb接收的任何其他EJB或其他对象中的代码。
As in the JCA case, the thread will execute the code in an associated MDB and any other EJBs or other objects indirectly from that MDB.
Spring对象(ApplicationContext或BeanFactory)可以使用此配置文件来创建Bean，注入依赖项，以及执行许多其他此处未显示的操作。
A Spring object (ApplicationContext or BeanFactory) can use this configuration file to create the beans, inject the dependencies and many other things not shown here.
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