A.buoyancy
B.extra storage space
C.additional tank capacity
D.reduced stability
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A.east
B.west
C.east in west longitude and west in east longitude
D.west in west longitude and east in east longitude
A.Snowfall or blowing snow
B.Lack of ability to estimate distance
C.Harsh contrast between sun-illuminated snow cover and the background
D.Hazy horizons with extensive mirage effects
A.release
B.relate
C.relieve
D.retain
A.take
B.think
C.believe
D.consider
A.what
B.that
C.which
D.who
最新試題
During storm conditions on a ship，the mooring tensions should be adjusted so that（）.
Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the（）.
Fire protection regulations for towing vessels require all crew members to know how to perform each of these tasks EXCEPT（）.
Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by（）.
Fire protection regulations for towing vessels require any fuel line subject to internal head pressure from fuel in the tank to（）.
Each EPIRB required on a ship shall be stowed in a manner which will permit（）.
During the winter months，the southeast trade winds are（）.
Fire dampers prevent the spread of fire by（）.
Foam-type portable fire extinguishers are most useful in combating fires involving（）.
During the day，a vessel picking up a submarine cable shall carry（）.