A.on the prime vertical
B.on the celestial horizon
C.at lower transit
D.on the Greenwich meridian
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A.quarter line
B.back line
C.peg line
D.jockey line
A.scissor wire
B.towing wire
C.breast wire
D.cross wire
A.List of Lights
B.Coast Pilot
C.Sailing Directions
D.List of Radiobeacons
A.giving
B.give
C.gives
D.given
最新試題
A sweep oar is an oar that is（）.
Of the following，（）is not likely found in The Mariners Handbook.
A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.
The international number，location and/or name，geographical co-ordinates，characteristics and intensity，elevation in metres，range in sea miles and description of structure of a light can be found in（）.
The Lists of Meteorological Observation Stations can be found in（）.
After jacking down your liftboat you have an unexpected list.You find that the only cause of this list must be a flooded leg.Your next course of action should be to（）.
After launching，an inflatable raft should be kept dry inside by（）.
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.
The information on（）is not likely found in The Mariners Handbook.
To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.