/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: supervutuan https://public.slidesharecdn.com/v2/images/profile-picture.png T担i l��m ch畛� cu畛�c s畛�ng c畛�a t担i. V�� t担i th鱈ch s畛�ng theo c叩ch c畛�a t担i, d湛 cho n坦 c坦 l��m t畛�n th動董ng ng動畛�i kh叩c@@