際際滷shows by User: quynhngo14811 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: quynhngo14811 / 際際滷Share feed for 際際滷shows by User: quynhngo14811 https://cdn.slidesharecdn.com/profile-photo-quynhngo14811-48x48.jpg?cb=1683524865 thu khoa chem gio tai ha vot