/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: YoshihiroUeda https://cdn.slidesharecdn.com/profile-photo-YoshihiroUeda-48x48.jpg?cb=1624976550 ±õ°ÕÍÁ·½2ÄêÄ¿¡£