//Url为接收端地址
　　　　　　　　　 HttpWebRequest request = HttpWebRequest.Create(Url) as HttpWebRequest;
                //进行HTTP Post提交
                request.Method = "POST";

                //Content-Type仅支持json或xml
                if ("json".Equals(format.ToLower()))
                {
                    request.ContentType = "application/json;charset=utf-8";
                }
                else// if ("xml".Equals(format.ToLower()))
                {
                    request.ContentType = "application/xml;charset=utf-8";
                }

　　　　　　　　　 busiParams="{"CategoryName": "something"}";
                //将业务级参数busiParams用String流进行post请求至服务端
                log.Info("日志记录”);
                requestStream = request.GetRequestStream();
                byte[] dataByte = Encoding.GetEncoding("utf-8").GetBytes(busiParams);
                requestStream.Write(dataByte, 0, dataByte.Length);
                responseStream = request.GetResponse().GetResponseStream();
                //打印输出结果
                text = Utils.StreamToString(responseStream);
                log.Info("日志记录");

public class ReqOnLineParameter//<T> where T : class
    {
        /// <summary>
        /// 接口票据
        /// </summary>
        public string AppKey { get; set; }
        /// <summary>
        /// 登录设备标识
        /// </summary>
        public string AppSecret { get; set; }
        /// <summary>
        /// 接口数据
        /// </summary>
        //public T data { get; set; }

        public string crmOrderJson { get; set; }
        public string crmOrderProductJson { get; set; }
        public string keyValue { get; set; }

    }

ReqOnLineParameter req = this.Bind<ReqOnLineParameter>();