/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: changminlee777 https://cdn.slidesharecdn.com/profile-photo-changminlee777-48x48.jpg?cb=1523407774 접니다 ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹ã…‹