[WebMethod]
    [ScriptMethod(ResponseFormat = ResponseFormat.Json)]
    public string MESJITAPPlyMaterial(string JITDataJson) {
        Spec_MESJIT_L1 Spec_MESJIT_L1 = new Spec_MESJIT_L1();
        Spec_MESJIT_Response Spec_MESJIT_Response = new Spec_MESJIT_Response();

        #region 將收到的Json字串反序列化，轉成對象

        JavaScriptSerializer js = new JavaScriptSerializer();   //實例化一個能夠序列化數據的類
        Spec_MESJIT_L1 = js.Deserialize<Spec_MESJIT_L1>(JITDataJson);

        #endregion

        Spec_MESJIT_Response.Result = "0";
        Spec_MESJIT_Response.Msg = "";

        //将对象序列化成JSON字符串
        var jss = new JavaScriptSerializer();

        return jss.Serialize(Spec_MESJIT_Response);
    }