/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: cunghoc2011 https://cdn.slidesharecdn.com/profile-photo-cunghoc2011-48x48.jpg?cb=1523485199 T但n sinh vi棚n ��畉�i h畛�c B叩ch Khoa