A.frames to which the tank top and bottom shell are fastened on a double bottomed ship
B.transverse members of the ships frame which support the decks
C.longitudinal beams in the extreme bottom of a ship from which the ship's ribs start
D.longitudinal angle bars fastened to a surface for strength
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A.Actual weight of the ship's structure，outfitting，equipment and machinery
B.Ballast load（weight）
C.Cargo load
D.Slamming and sloshing load
A.sideshell
B.bottom shell plating
C.inner bottom plating
D.transverse bulkhead
A.A bitt
B.A bulkhead
C.A V-spring
D.A fishplate
A.To support the overhang of the stern
B.To provide strength to shell plating at the stern
C.To add strength to the deck beams which support the weather decks
D.To support the plating of a cylindrical tank
A.Provides surface for applying force on machinery
B.Provides landing surface for the sounding bob
C.Absorbs machinery vibration
D.Prevents valve stem over-travel
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What can cause a lack of oxygen in a chain locker（）．
The opening in the deck beneath the anchor windlass that leads to the chain locker is the（）.
The hull is divided up into a number of watertight compartments by（）.
Tonnage openings must be closed by means of（）.
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
The permissible SWSF and SWBM are assigned by（）.
Which of the following is a characteristic of a Ro-Ro vessel（）.
What is the purpose of cant frames in steel vessels? （）
The Vessel’s cargo holds are properly fitted with（）in way of hatches.
Which term refers to a transverse curvature of the deck（）.