CreateInstance is a factory method that returns an instance of PeerNetwork with a specified peer name.
createInstance是个工厂(factory)方法，它返回一个带有指定对等点名称的PeerNet work实例。
CreateInstance specifies whether the BPEL engine will create a new instance of the process being executed.
createInstance指定BPEL引擎是否要创建正在执行的流程的一个新实例。
Well, we almost have it: CreateInstance has an additional parameter, pUnkOuter, that allows for a sophisticated reuse mechanism called aggregation.
我们也拥有：CreateInstance有一个额外的参数pUnkOuter，这个参数允许了成熟的重用机制集合。
Note that WS-BPEL creates processes implicitly when a message arrives that is directed to a receive or pick activity with the createInstance attribute set to yes.
请注意，WS-BPEL 将在发送到createInstance属性设置为yes 的接收或选择活动的消息送达时隐式地创建流程。
Note that WS-BPEL creates processes implicitly when a message arrives that is directed to a receive or pick activity with the createInstance attribute set to yes.
请注意，WS-BPEL 将在发送到createInstance属性设置为yes 的接收或选择活动的消息送达时隐式地创建流程。
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