取得天气的WEB地址，weather.com

http://xoap.weather.com/weather/local/CHXX0019?cc=*&unit=m&prod=xoap&par=1003670712&key=502259b72781a9e8


Web Service

http://live.capescience.com/wsdl/GlobalWeather.wsdl


查城市编号的地址

http://www.iata.org/whatwedo/coding

另一个Web Service

http://www.ejse.com/WeatherService/Service.asmx?WSDL