()is the main center-line structural member,running fore and aft along the bottom of a ship,sometimes referred to as the backbone.
A、Frame
B、Deckbeam
C、Stringer
D、Keel
A、Frame
B、Deckbeam
C、Stringer
D、Keel
A、The main body of a vessel is the hull. B、The main body of a vessel is the superstructure. C、The main body of a vessel is the engine room. D、The main body of a vessel is the poop.
A、The deck below the lower deck is known as ‘tween deck. B、The deck below the main deck is known as ‘tween deck. C、The deck above the main deck is known as ‘tween deck. D、The deck below the lower deck is known as main deck.
A、about which the vessel lists and trims B、which coincides with the center of buoyancy C、which,in the absence of external forces,is always vertically aligned with the center of gravity D、which is shown in the hydrostatic tables as VCB
A、aboat which the vessel lists and trims B、which coincides with the center of buoyancy C、which, in the absence of external forces, is always vertically aligned with the center of gravity D、which is shown in the hydrostatic tables as VCB
A、The metacenter will move downward B、The GM will increase C、The center of buoyancy will move upward D、The list of the vessel will become great