/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssuser720620 https://cdn.slidesharecdn.com/profile-photo-ssuser720620-48x48.jpg?cb=1523372460 ??? <¹²¸Ð ?????> ?? ????? ????? ???? ???, 2011? 3? ??? ????? ?????? ??? ?????, 2012? 3?? ????? ?????