A.dead-reckoning position
B.running fix
C.estimated position
D.fix
您可能感興趣的試卷
你可能感興趣的試題
A.fix
B.dead-reckoning position
C.running fix
D.probable position
A.plane tangent at one point
B.cylinder tangent at one parallel
C.cone tangent at one parallel
D.series of cones tangent at selected parallels
A.when at anchor
B.only when making way
C.at any time when underway
D.only when the identifying lights are not being shown
A.aground
B.at anchor
C.not under command
D.being towed
A.average wind conditions
B.tidal currents
C.magnetic variation
D.average limits of field ice
最新試題
When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed，the watch officer should record the results（）.
A person who sees someone fall overboard should（）.
An orange flag showing a black circle and square is a（）.
After launching，an inflatable raft should be kept dry inside by（）.
The information on ocean voyage planning with routeing details for powered and sailing vessels is likely found in（）.
After the boat is at the top of the davit heads，the davit arms begin moving up the tracks and are stopped by the（）.
The information on（）is not likely found in The Mariners Handbook.
The latest known details of lights are given in（）.
To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.
Aboard a survival craft，ether can be used to（）.