单项选择题
A strong back refers to a（）.
A.bar securing a cargo port
B.centerline vertical bulkhead
C.deep beam
D.spanner stay
点击查看答案&解析
相关考题
-
单项选择题
A stretch where the channel changes from one side of theriver to the other is called a（）.
A.crossing
B.transit
C.transfer
D.passing -
单项选择题
A stream of water immediately surrounding a moving vessel’s hull，flowing in the same direction as the vessel is known as（）.
A.directional current
B.forward current
C.propeller current
D.wake current -
单项选择题
A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?（）.
A.Shift weight to the bow
B.Shift weight to the center of the boat
C.Shift weight to the stern
D.Throw excess weight overboard
