A.working on the rig floor
B.working over water
C.working on the pipe racks
D.operating line throwing equipment
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A.on the prime vertical
B.on the celestial horizon
C.at lower transit
D.on the Greenwich meridian
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
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（）.
The Lists of Meteorological Observation Stations can be found in（）.
For details of these and other lights the larger scale charts and Admiralty Lists should be （）.
Light Lists for coastal waters are（）.
Of the following，（）is not likely found in The Mariners Handbook.
A sweep oar is an oar that is（）.
A person who sees someone fall overboard should（）.
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 latest known details of lights are given in（）.
The light vessel is reported（）.