/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nghiabl https://public.slidesharecdn.com/v2/images/profile-picture.png m畛�t ng動畛�i ��動畛�c ��叩nh gi叩 l�� n坦i nhi畛�u, nh動ng nhi畛�u khi l畉�i r畉�t 鱈t n坦i