부산도시철도 2호선 51편성 사상역 장산행 발차영상
편성:251편성 소자:알스톰 GTO Busan transportation corporation line 2 251 train Alstom GTO engine Sasang station leaving video Train:251 train Engine:Alstom GTO engine Busan transportation corporation line 2 251 tren Alstom GTO engine Sasang station mag-iwan video
