Hellow guys, Welcome to my website, and you are watching 교통사고 후 고속도로 상황은 얼마만에 정상으로 돌아올까? | 2020-1 교통최적화기법 프로젝트 발표자료. and this vIdeo is uploaded by 서울대학교 건설환경공학부 교통연구실 at 2020-09-02T23:33:18-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.