A.furnishes support to the rudder, propeller shaft, and transom frame
B.provides foundations for after mooring winches
C.provides foundation for the main propulaion engines
D.transfers the driving force of the propller to the hull
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A.Danger of heavy ship sweat exists; constant and vigorous ventilation is required
B.There is danger of heavy cargo sweat if outside air is introduced by ventilation
C.There is little danger of ships sweat, slight possibility of cargo sweat; moderate ventilation is needed
D.The po sibility of any sweat problem, either cargo or ship, is frame
A.transverse
B.disagonal
C.longitudinal
D.vertical
A.acceleration greater than on conventional vessels
B.acceleration less than on conventional vessels
C.acceleration the same as on conventional vessels
D.no acceleration
A.help keep the deck dry
B.prevent stress concentrations on the stringer plate
C.protect against twisting forces exerted on the frame of the vessel
D.reinfo ce th eside stringers
A.as it warms up it becomes heavier than air
B.the way it reacts with sea water
C.the strong odor it produces
D.its low temperature causes frostbite or freezing
最新試題
Fog is likely to occur when there is little difference between the dew point and the（）.
Manoeuvring information can not be obtained from（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
（）is where the crew eat their meals.
Which of the following shall not the officers in charge of the navigational watch do?（）
Full details of all lights and fog signals are shown on（）.
Berthing means bringing a vessel to her berth until（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）