/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: anhhungnui https://public.slidesharecdn.com/v2/images/profile-picture.png s畛�ng tr棚n ��畛�i c畉�n c坦 1 t畉�m l嘆ng ��畛� gi坦 cu畛�n ��i