A.oil from flowing out of the tank vent
B.air from entering the tank vent
C.vapors from leaving the tank vent
D.flames on deck from entering the tank vent
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A.bulkwark
B.deck line
C.gunwale bar
D.sheer strake
A.bow stem
B.stern
C.portside
D.starboard side
A.after torque causes line pull to exceed the rated capacity of the winch
B.before the line pull reaches the rated capacity of the winch
C.when the line pull reaches the breaking strength of the fall
D.before the safe working load of the fall is reached
A.install shoring so the shoring supports the damaged bulkheads without pushing on them
B.install shoring so that it pushes on the damaged bulkhead while supporting it
C.use jacks or chain falls to remove the set before installing shores
D.place sandbags by the bulkhead without installing shores
A.triangular-shaped plates connecting the bull chain to the topping lift
B.metal plates secured over the tops of the hawsepipes
C.faired shell plates with curvature in two directions
D.sheets of dunnage used to prevent heavy cargo from buckling the deck plates
最新試題
Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.
Freeboard is measured from the upper edge of the（）.
The strake on each side of the keel is called a（）.
In vessel construction，a greater number of watertight bulkheads results in（）.
The purpose of cant frames in steel vessels is（）.
Grinding to eliminate shallow surface defects should be done（）.
Buckler plates are（）.
The opening in the deck beneath the anchor windlass that leads to the chain locker is the（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this，you should（）.