A.It allows the bottom soil to consolidate
B.It gives the palms time to trip the anchor
C.It stabilizes the mooring system
D.It lubricates the anchor for better tripping
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A.the center of the hydrodynamic forces acting on the underwater hull to resist the effect of the wind
B.the point of influence of wind on the ship
C.the pivot point
D.the point on the ship's above-water structure upon which the whole force of the wind can be considered an act
A.turning ability deteriorates
B.virtual mass increases
C.the effect of the propeller transverse thrust on yaw alters
D.the ship will turn with its head towards the wind
A.obscured
B.darkened
C.greyed
D.delighted
A.Free of charge
B.Important
C.Required
D.Unnecessary
A.identification
B.distinction
C.discrimination
D.clearly seeing
最新試題
Your vessel is anchored in an open roadstead with three shots of chain out on the port anchor.The wind freshens considerably and the anchor begins to drag.Which action should you take FIRST（）.
Conventional anchors are least likely to hold in a bottom consisting of（）.
When dropping anchor，you are stationed at the windlass brake．The most important piece（s）of gear is（are）（）.
（）is not a step for anchoring preparation.
Mariners should ensure correct（）of aids to navigation during twilight periods when some lighted aids to navigation are lit while others are not.
Pilotage in this country is（）.
When turning a ship in restricted space with a strong wind，it is normally best to（）.
You are riding to a single anchor.The vessel is yawing excessively.Which action should be taken to reduce the yawing（）.
When weighing anchor in a rough sea，how would you avoid risk of damaging the bow plating （）.
You are planning to anchor in an area where several anchors have been lost due to fouling.As a precaution，you should（）.