際際滷shows by User: YnTrn17 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: YnTrn17 / 際際滷Share feed for 際際滷shows by User: YnTrn17 https://public.slidesharecdn.com/v2/images/profile-picture.png TI V CNG YU THCH S畛 TH畉T,NH働NG KHNG THCH LM VI畛C CH畉T V 畉O. KHI CU畛C 畛I 畉Y NG B畉N, HY C畛 H畉 CNH B畉NG L働NG.B畛I V N畉U B畉N C TH畛 NHN LN,B畉N C TH畛 畛NG D畉Y.HY 畛 L TR KO B畉N D畉Y.