/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: XAV0NH https://cdn.slidesharecdn.com/profile-photo-XAV0NH-48x48.jpg?cb=1523533730 Ú²Ô±õ³¦0´Ç0´Ç¡¡¡¡¡