能否显示pdf？
<iframe src=\'http://km.shengaitcm.com/ADC/_layouts/15/WopiFrame.aspx?sourcedoc=%2FADC%2FDocLib16%2FYNSJ%2DYYZX%2D2018%2D001%E8%A7%84%E8%8C%83%E5%8C%BB%E4%BF%9D%E4%B8%9A%E5%8A%A1%E7%B3%BB%E7%BB%9F%E6%93%8D%E4%BD%9C%E6%B5%81%E7%A8%8B%E5%88%B6%E5%BA%A6%2Epdf&action=embedview&wdStartOn=1\' width=\'476px\' height=\'288px\' frameborder=\'0\'>这是嵌入 <a target=\'_blank\' href=\'http://office.com\'>Microsoft Office</a> PDF，由 <a target=\'_blank\' href=\'http://office.com/webapps\'>Office Web Apps</a> 支持。</iframe>