document.write('<div class="m2o-livmedia" align="center" style="text-indent:0em"><video webkit-playsinline="true" poster="http://imgs.hnntv.cn/material/livmedia/img/320x240/2022/05/628caf97b952c4c83628104ba242696a.png"  src="http://vfile1.hnntv.cn/2022/1653/4770/3023/165347703023.ssm/165347703023.mp4" width="320" height="240" controls="controls"></video></div>');
try { hg_video_show({"id":"286142","title":"冲刺大讲堂：数学题型各有技巧 名师支招高效备考", "is_audio":"0","duration":"2\'49\"","img_info" : {"host" : "http://imgs.hnntv.cn/","dir" : "material/livmedia/img/","filepath" : "2022/05/","filename" : "628caf97b952c4c83628104ba242696a.png"}})} catch (e) {}