A.thickness of the connected members
B.diameter of the head
C.entire length of the rivet
D.diameter of the shank
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A.keep them dry when the bilges are full of water
B.keep them cool when the vessel is underway
C.make them more accessible for repairs
D.prevent accidental ignition of any gasoline vapors that may have accumulated in the bilges
A.parcelling
B.parbuckling
C.caulking
D.seizing
A.wrought-iron
B.aluminum
C.high-tensile steel
D.mild steel
A.free surface effects
B.capsizing
C.continued progressive flooding
D.wind heel
A.Toxic gasses may be present
B.Flammable gasses may be present
C.Liquid muds may flood adjoining spaces
D.An oxygen-deficient atmosphere may be present
最新試題
The Certificate of Inspection of a damaged tank barge has expired. What certificate authorizes the barge to move to a repair facility for repair and inspection?（）
Repairing damage to the hull at or above the waterline reduces the threat of（）.
If the ship sustains such damage that repairs are necessary，the master must put into the nearest port（）such repairs can be effected.
We have come on board to check with you on the main items of repairs as stated in the（）.
The damaged cargo is not allowed to export without（）.
Records which must be retained on board after report of casualty to a vessel include the（）.
Damage to ship’s fittings caused by stevedore’s negligence often happens．Therefore，the stevedores（）the cost of repairs effected.
The notice of casualty to a vessel must include（）.
In comparison to electric power，hydraulic power for jacking systems has the advantage of（）.
The two factors which make underwater hull repair difficult are accessibility and the（）.