该组装只包含单个业务流程组件。
The assembly contains only a single business process component.
有时必须跨流程组件调用来保持业务对象状态。
Sometimes it is necessary to keep business object states across process component invocations.
返回到组装图，并将BPEL流程组件放在其中。
Return to the assembly diagram and drop the BPEL process component there.
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