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
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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
A.assist in drydock alignment
B.improve the vessel's stability
C.protect the vessel from slamming against piers
D.reduce the rolling of the vessel
A.deeply-grooved drum on the windlass with sprockets which engage the links of the anchor chain
B.winch that is running out of control due to a failure of the overspeed trips
C.line that has jumped off the gypsyhead while under strain
D.nylon line that parts under strain and whips back in a hazardous manner
A.blind flange
B.pivot coupling
C.quick-release coupling
D.spectacle flange
A.a companion way
B.tween-decks
C.stairs
D.Any of the above are acceptable
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Owing to the greater girth of a ship amidships than at the ends，certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called（）.
The riding pawl is（）.
One function of a bulwark is to（）.
Bilge keels are fitted on ships to（）.
The antennas of the trucks on deck are not fitted（）.
The purpose of cant frames in steel vessels is（）.
Forecastle deck is located in the ship’s（）.
Shell plating is（）.
To determine the weight capacity of a deck in a cargo hold，you would refer to the（）.
A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a（）.