单项选择题
According to the ship regulations，the capacity of a liferaft is required to be marked（）.
A.on the station bill B.on a sign next to the liferaft C.on the Certificate of Inspection D.in the Operations Manual
单项选择题 According to the regulations for lifeboat falls，which action must be taken with the falls no later than 5-year intervals?（）
单项选择题 According to the regulations for life boat falls，which action must be taken at 30-month intervals?（）
单项选择题 A sheave is a（）.
