單項選擇題Floors aboard ship are().

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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1.單項選擇題Floors aboard ship are().

A.also called decks
B.vertical transverse plates connecting the vertical keel with the margin plates
C.large beams fitted in various parts of the vessel for additional strength
D.found in passenger and berthing spaces only

2.單項選擇題Deck beams on a vessel are generally spaced at equal intervals and run().

A.longitudinally
B.vertically
C.transversely
D.intermittently

3.單項選擇題Concentrated heavy loads are involved in loading a LASH vessel. What does NOT require close attention due to such loads while working cargo?() .

A.GM - available and required
B.Longitudinal stress numeral
C.Tons per inch immersion numeral
D.Draft

4.單項選擇題Compared to internal structural plating,the exterior hull plating on a vessel is usually().

A.stronger
B.thinner
C.more corrosion resistant
D.a lower grade steel

5.單項選擇題Camber,in a ship,is usually measured in().

A.feet per feet of breadth
B.feet per feet of length
C.inches per feet of breadth
D.inches per feet of length