/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: thanhdientu1 https://cdn.slidesharecdn.com/profile-photo-thanhdientu1-48x48.jpg?cb=1523440371 toi ten la nguyen xuan thanh, da tung hoc truong thpt nghi loc1 lop a3,hien tai dang la sinh vien truong dh cong nghiep ha noi.@@@@@@@@@@