/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: mandrewleung https://cdn.slidesharecdn.com/profile-photo-mandrewleung-48x48.jpg?cb=1523524090 ÊÂÎÞ²»¿É¶ÔÈËÑÔ