/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: atsushiossan https://public.slidesharecdn.com/v2/images/profile-picture.png ÌÙ¾®ËµÚ4‡â¥«¥Öê ¸±éL TwitterID:atsushiossan