A.heaving line
B.lead line
C.manrope
D.mooring line
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A.at anchor
B.being towed
C.aground
D.drilling
A.When the towing vessel enters the fog
B.When the drilling rig enters the fog
C.When the towing vessel can no longer be seen from the rig
D.Immediately
A.under tow
B.fixed to the seabed
C.underway
D.All of the above
A.destination
B.answer
C.time
D.ending
A.The motion of the apparent sun is along the ecliptic
B.Measurement of time is along the celestial equator
C.The speed of the Earth's revolution is not constant
D.There are variations in the Earth's rotational speed
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On an Atlantic Ocean voyage from New York to Durban，South Africa，you should expect the Agulhas Current to present a strong（）.
Before personnel are lifted from a vessel in a personnel basket，the vessel should be（）.
Aboard a survival craft，ether can be used to（）.
The information on ocean voyage planning with routeing details for powered and sailing vessels is likely found in（）.
Mean high water is the average height of（）.
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（）.
Lines drawn through points on the Earth having the same atmospheric pressure are known as （）.
Admiralty EasyTide（）.
Mariners not entering the port are（）to keep at least one mile off.