您是否进行了任何研究?您创建了一个Web参考，并创建了一个您可以创建的类以调用Web服务.

Did you do ANY research at all ? You create a web reference, and that creates a class you can create to call the web service.

您尝试了什么?
在问问题之前，您是否没有阅读指南.第一步:您是否已搜索 [ Googled [ ^ ]寻求解决方案?

What have you tried?
Did you not read the guidelines before asking the question. The very first point: Have you searched[^] or Googled[^] for a solution?