單項(xiàng)選擇題

Flanking rudders effect a vessel’s heading because of the（）.

A.effect of the propeller flow on the rudders
B.water flow due to the vessel's movement through the water
C.tunnel affect of the water flow past opposing rudders
D.discharge current being channeled to impinge on the vessel's deadwood

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單項(xiàng)選擇題

As to the stained plates，the fault lies（）you.

A.on
B.to
C.up
D.with

單項(xiàng)選擇題

A virtual rise in the center of gravity may be caused by（）.

A.filling a partially filled tank
B.using an on board crane to lift a freely swinging heavy object
C.emptying a partially filled tank
D.transferring ballast from the forepeak to the after peak

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Flanking rudders effect a vessel’s heading because of the（）.

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As to the stained plates，the fault lies（）you.

A virtual rise in the center of gravity may be caused by（）.