單項(xiàng)選擇題

On chart，bearings to near objects should be used in preference to objects farther off，because（）.

A.a small error in bearing or in laying it down on the chart has a greater effect in misplacing the position the longer the line to be drawn
B.all scales are kept updated for vital information by Notices to Mariners
C.the larger the scale of the chart，the greater the detail that can be shown on it
D.the mariner using the medium scale charts for passage along a coast need not transfer on to a large scale for short distances

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單項(xiàng)選擇題

On a Mercator chart，1 nautical mile is equal to（）.

A.1 minute of longitude
B.1 degree of longitude
C.1 minute of latitude
D.1 degree of latitude

單項(xiàng)選擇題

Every chart is liable to be incomplete（）.

A.the final judge of the reliance the mariner can place on the information given
B.its immediate importance cannot always be verified before promulgation
C.through imperfections in the survey on which it is based，or subsequent alterations to the topography or sea floor
D.deferring the promulgation of certain less important information

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On chart，bearings to near objects should be used in preference to objects farther off，because（）.

你可能感興趣的試題

On a Mercator chart，1 nautical mile is equal to（）.

Every chart is liable to be incomplete（）.

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On chart，bearings to near objects should be used in preference to objects farther off，because（）.