Request.ApplicationPath
结果：/medic
Request.CurrentExecutionFilePath:
结果：medic/default.aspx
Request.FilePath:
结果：/medic/default.aspx
Request.Path:
结果：/medic/default.aspx
Request.PhysicalApplicationPath:
结果：E:\WWW\medic\
Request.PhysicalPath:
结果：E:\WWW\medic\default.aspx
Request.RawUrl:
结果：/medic/default.aspx
Request.Url.AbsolutePath:
结果：/medic/default.aspx
Request.Url.AbsoluteUri:
结果：http://data.medix.cn/medic/default.aspx
Request.Url.Host:
结果：data.medix.cn
Request.Url.LocalPath:
结果：/medic/default.aspx