与特定通道关联的WSDL文件将说明该通道提供的功能以及通道支持的消息格式。

The WSDL file associated with a particular channel describes the function that the channel provides and the format of the messages the channel supports.

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使用特定的通道对传入的XML消息在其到达时进行评估，以确定目标服务。

The incoming XML message is assessed on arrival through a particular channel to determine the destination service.

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但哪个才是调用特定服务的正确通道呢？

But which is the correct channel to invoke a specific service?

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Now, these are special channels in that they only allow certain molecules to pass through.

这种特殊的通道,只能允许特定的分子通过

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