te.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_BaseUpStreamMsgDist.htm">BaseUpStreamMsgDist</a>。)</td></tr></table><a href="#PageHeader">Top</a></div><div class="collapsibleAreaRegion"><span class="collapsibleRegionTitle" onclick="SectionExpandCollapse('ID5RB')" onkeypress="SectionExpandCollapse_CheckKey('ID5RB', event)" tabindex="0"><img id="ID5RBToggle" cla