To set this qualifier to "True", you must call the service through a synchronous interface.
要将这个修饰符设置为True，您必须通过一个同步接口来调用这个服务。
The following values apply only to long-running child processes that have been invoked by a long-running process through a synchronous interface.
下面这些值只用在长期运行的子过程，它们通过异步接口被长期运行的流程调用。
The RFIDIC query component implements the query control interface, which consists of the synchronous query interface and the asynchronous interface.
RFIDIC查询组件实现了查询控制接口，这个接口由同步接口和异步接口组成。
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