A.fish trap areas
B.naval exercise areas
C.underwater cables
D.recommended track lines
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A.A regulated anchorage
B.Fish trap areas
C.An area closed to the public
D.Underwater cables
A.High water line
B.Low water line
C.Low water spring line
D.Tide level
A.Amphibious training areas
B.Grounds for dredge spoil
C.Fish trap areas
D.Gunnery exercise areas
A.on a regional basis
B.on a national basis
C.shown orderly
D.appeared from A to W
A.very rare
B.common
C.often
D.reasonable
最新試題
What information is found in the chart title? （）
What information is NOT found in the chart title? （）
The survey information upon which a chart is based is found （）.
The shoreline on charts generally represents the mean（）.
The arrangement of charts in the catalogue is（）.
What is NOT an advantage of the rhumb line track over a great circle track? （）
The description Racon beside an illustration on a chart would mean a （）.
The soundings on the chart are based on the depth of water available at （）.
A chart with a scale of 1:80，000 would fall into the category of a（）.
A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.