Hellow guys, Welcome to my website, and you are watching 철도 터널사고 대피를 돕는 [고속주행 영상관제 로봇]. and this vIdeo is uploaded by KRRI한국철도기술연구원 at 2024-03-11T22:03:06-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
