Standards at the heart of SOA, however, have remained largely intact since the first XML web service went live.
但是SOA核心的标准，在第一次XML网络服务流行之后就一直没有什么大的变动。
Within the XML Web service TAB, the start page provides a search form that can be used to find particular services.
在XML Web服务选项卡中，开始页提供一个可以用来查找特定服务的搜索表单。
The XML Web service then processes the requests, and returns a SOAP envelope that contains the computational results.
接着，XML Web服务处理该请求并返回一个包含计算结果的SOAP信封。
Lastly, the client makes a request to the XML Web service by using SOAP to communicate a message, which contains the method names to invoke, parameters, etc.
最后，客户通过使用SOAP向XML Web服务发出一个请求以传递一条消息，这条消息包含有要调用的方法名、参数等。
Often, architects are tempted to treat a native XML database as a back-end XML Web service, that returns XML documents that the front end is supposed to transform and render as necessary.
通常，架构师倾向于将原生xml数据库当作一个后端XML Web服务，它返回前端应该根据需要进行转换和呈现的XML文档。
Often, architects are tempted to treat a native XML database as a back-end XML Web service, that returns XML documents that the front end is supposed to transform and render as necessary.
通常，架构师倾向于将原生xml数据库当作一个后端XML Web服务，它返回前端应该根据需要进行转换和呈现的XML文档。
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