A.Nimbostratus
B.Altostratus
C.Cumulonimbus
D.Cirrus
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A.bulwark
B.deck line
C.gunwale bar
D.sheer strake
A.secure the lifeboat in the davits when in the stowed position
B.bring the lifeboat close alongside the rail in the embarkation position
C.give the occupants a safety line when the boat is being lowered from the embarkation level
D.reduce the swinging of the lifeboat at the embarkation level
A.one turn of wire on the first stud from each side of the detachable link
B.two turns of wire on the second stud from each side of the detachable link
C.three turns of wire on the third stud from each side of the detachable link
D.four turns of wire on the fourth stud from each side of the detachable link
A.list
B.heel
C.trim
D.flotation
A.once a week
B.once a month
C.once a year
D.twice a year
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How could lashing gear used aboard Ro-Ro vessels be stowed when not in use?（）
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High pressure and low pressure alarms must be tested（）.
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Great Salt Pond on Block Island is（）.
Handholds or straps on the underside of an inflatable liferaft are provided（）.
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