/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: danialles39 https://cdn.slidesharecdn.com/profile-photo-danialles39-48x48.jpg?cb=1548093988 Á¼¤¤Ò»ÈÕ¤ò£¡ ¤Ï¤¸¤á¤Þ¤·¤Æ