题目
Charted depths ________by 2 meters due to state of the winds.
A.is decreased
B.decreased
C.decreases
D.are decreasd
第1题
Charted depths are decreased ______ 2 meters.
A.in
B.on
C.with
D.by
第2题
A.one nautical mile
B.two kilometers
C.5 cables only
D.one fathom
第3题
A.concealed
B.buried
C.existed
D.built
第4题
A.with
B.by
C.on
D.In
第5题
A true bearing of a charted object,when plotted on a chart,will establish a ______.
A.fix
B.line of position
C.relative bearing
D.range
第6题
________amplify(详述)charted detail and contain information needed for safe navigation.
A.Sailing Directions
B.List of Lights
C.List of Signals
D.Notices to Mariners
第7题
______ amplify charted detail and contain information needed for safe navigation.
A.Admiralty Sailing Directions
B.Admiralty List of Lights
C.Admiralty List of Signals
D.Admiralty Notices to Mariners
第8题
Charted depth is the ______.
A.vertical distance from the chart sounding datum to the ocean bottom,plus the height of tide
B.vertical distance from the chart sounding 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
第9题
A.the actual depth
B.added to or subtracted from the charted depth
C.multiplied by the charted depth
D.divided by the charted depth
第10题
A.position
B.position,depth and extent
C.depth and extent
D.position and extent
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