Hellow guys, Welcome to my website, and you are watching 선박 초보기관사를 위한 배관도면 해석방법 입니다. 청수도면편 입니다. 쉽게 쉽게 가시죠 How should I read the ship's piping drawing?. and this vIdeo is uploaded by 바다 위의 작은집 일상속으로 at 2022-01-15T17:03:59-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
