/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nguyenthanhluan2508 https://public.slidesharecdn.com/v2/images/profile-picture.png T担i l�� ng動畛�i 叩 ��担ng n棚n suy ngh挑 c畛�a t担i gi畛�ng v畛�i t動 duy truy畛�n th畛�ng c畛�a ng動畛�i ph動董ng ��担ng