單項(xiàng)選擇題Freeboard is measured from the upper edge of the().

A.bulwark
B.deck line
C.gunwale bar
D.sheer strake


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1.單項(xiàng)選擇題Frapping lines().

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

2.單項(xiàng)選擇題Forty-five fathoms is marked on the anchor chain by().

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

5.單項(xiàng)選擇題For safety reasons,when assistance towing().

A.the disabled vessel should be towed to the nearest port
B.the disabled vessel should be inspected for flammable gases
C.passengers should always be removed from the disabled vessel
D.personnel on the disabled vessel should don PFD's