單項(xiàng)選擇題How could lashing gear used aboard Ro-Ro vessels be stowed when not in use?（）

A.Drape along brackets
B.Hang vertically in a sheltered area
C.Stow in bins at hatch coming side
D.All of the above


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1.單項(xiàng)選擇題How can you estimate the position of a tropical storm’s center?（）

A.With a radio weather bulletin or weather fax
B.using shipboard radar
C.observe the wind direction and apply Buys Ballot's law
D.All of the above

2.單項(xiàng)選擇題How can the Coast Guard determine that a crew member is “able to understand any order spoken by the officers”?（）

A.Require a demonstration by the officer and the crew member
B.Require a written test
C.Require that an interpreter be provided
D.All of the above

3.單項(xiàng)選擇題How are riveted lap joints made watertight?（）

A.The faying surfaces are coated with white lead (or similar product) before the rivets are set
B.A sealing weld bead of 1/8" or less pitch is run along the plate edge
C.The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate
D.A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets

4.單項(xiàng)選擇題Hot air can hold（）.

A.less moisture than cold air
B.more moisture than cold air
C.the same amount of moisture as cold air
D.moisture independent of air temperature

5.單項(xiàng)選擇題Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible ship increase the unit’s（）.

A.tank capacities
B.stability in the event of damage
C.towing speed
D.anchor holding ratio