/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: hiensieu1 https://public.slidesharecdn.com/v2/images/profile-picture.png y棚u nhi畛�u th畛� l畉�m k畛� k h畉�t ��c,nh動ng c坦 3 th畛� k th畛� b畛� qua l�� ��n ,ng畛�,ch董i hie hie