A wedge of water building up between the bow and nearer bank which forces the bow out and away describes().
A、bank cushion
B、bank suction
C、combined effect
D、bend effect
A、bank cushion
B、bank suction
C、combined effect
D、bend effect
A、reduce the water pressure on the hull B、reduce the water leaking around the plugs C、prevent progressive flooding D、reduce the possibility of stress fractures
A、depth of water at a specific time due to tidal effect B、difference between the depth of the water and the area's tidal datum C、difference between the depth of the water and the high water tidal level D、difference between the depth of the water at high tide and the depth of the water at low tide
A、5 times the depth of the water in good holding ground B、10 times the depth of the water in shallow water C、2 times the depth of the water in poor holding ground D、8 times the depth of the water in deep water
A、3 times the depth of water B、6 times the depth of water C、10 times the depth of water D、15 times the depth of water
A、U-Type and posilok shackles B、C-Type and wedge shackles C、D-Type and bow shackles D、wedge and kenter shackles
A、five to seven times the depth of water B、seven to ten times the depth of water C、twice the depth of water D、twice the depth of water plus the range of tide
A、crow bar B、device to force a water tight door against the frame C、heavy steel beam D、wedge
A、crow bar B、device to force a water tigh door against the frame C、heavy steel beam D、wedge
A、Any time the vessel moves from water of one density into waters of a different density B、Prior to getting underway when the vessel is floating in fresh or brackish water C、Only when the vessel moves from fresh water into salt water D、The density of the water is not required to be logged in the unofficial logbook