单项选择题
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
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相关考题
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单项选择题
Deck beams on a vessel are generally spaced at equal intervals and run（）.
A.longitudinally
B.vertically
C.transversely
D.intermittently -
单项选择题
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 -
单项选择题
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
