/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: cyuksel42 https://cdn.slidesharecdn.com/profile-photo-cyuksel42-48x48.jpg?cb=1543223351 ³å³å³å³å³å³å³å³å³åÚªÛ’°ä³¾±ô³å³Û°­³§³¢Úª