单项选择题
A.bar securing a cargo port B.centerline vertical bulkhead C.deep beam D.spanner stay
A stretch where the channel changes from one side of th...
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
A stream of water immediately surrounding a moving vess...
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
A situation has occurred where it becomes necessary for...
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
