ntifier">IMessageBase</span>, <span class="identifier">IEntityBase</span></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EBCA");</script></div><p><span class="selflink">IRequestMessageVideo</span> 类型公开以下成员。</p><div class="collapsibleAreaRegion"><span class="collapsibleRegionTitle" onclick="SectionExpandCollapse('ID2RB')" onkeypress="SectionExpandCollapse_CheckKey('ID2RB', event)" tabindex="0"><img id="ID2RBToggle" class="collapseToggle" src="../icons/SectionExp