单项选择题

Charted depths（）by 2 meters due to state of the winds．

A.is decreased
B.decreased
C.decreases
D.are decreased

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A.vertical distance from the tidal datum to the ocean bottom plus the height of the tide
B.vertical distance from the tidal datum to the ocean bottom
C.average height of water over a specified period of time
D.average height of all low waters at a place

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Chart legends which indicate a conspicuous landmark are printed in（）.

A.capital letters
B.italics
C.boldface print
D.underlined letters

单项选择题

Chart legends printed in capital letters show that the associated landmark is（）.

A.conspicuous
B.inconspicuous
C.a government facility or station
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