P_AdvancedAPIs_Analysis_BaseUpStreamMsgResult_ref_date.htm">ref_date</a></td><td><div class="summary">
            数据的日期，需在begin_date和end_date之间
            </div> (继承自 <a href="T_Senparc_Weixin_MP_AdvancedAPIs_Analysis_BaseUpStreamMsgResult.htm">BaseUpStreamMsgResult</a>。)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="公共属性" title="公共属性" /></td><td><a href="P_Senparc_Weixin_MP_AdvancedAPIs_Analysis_UpStreamMsgHourItem