无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

單項選擇題

The term length of a vessel in International Regulations for Preventing Collision at Sea 1972 means().

A.the length between perpendiculars
B.the registered length
C.the length overall
D.the length of waterplane on summer draft

微信掃碼免費搜題