这就意味着，服务请求者不知道提供者实现的技术细节，比如程序设计语言、部署平台，等等。
This means that the service requester has no knowledge of the technical details of the provider's implementation, such as the programming language, deployment platform, and so forth.
您可以开发外部Web服务，每个服务可以使用不同的平台和请求协议。
You can develop external Web services, each of which can use a different platform and request protocol.
通过在 WebSphere 平台上运行 Web 服务来响应将 John 和 Jason 互相成为友元的 SOAP 请求，可以看一下序列化 XML 的载荷。
Take a look at the serialized XML payload by the Web service running on a WebSphere platform in response to a SOAP request to make John and Jason friends of each other.
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