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單項(xiàng)選擇題

A sextant having an index error that is off the arc has a（）.

A.positive correction
B.dip error
C.negative correction
D.semidiameter error

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單項(xiàng)選擇題

A DECK，SPACE，AREA，ETC.，NOT PERMITTED TO BE ENTERED FOR SAFETY REASONS defines（）.

A.Restricted area
B.Closed area
C.Prohibited place
D.Forbidden place

單項(xiàng)選擇題

The Vessel is fully fitted with cargo（）.

A.beats
B.beasts
C.bacons
D.battens

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