单项选择题

Owing to the big draught of the ship，she has to go alongside by the time of（）.

A.spring tide
B.flood tide
C.ebb tide
D.slack water

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单项选择题

On a single-screw vessel，when coming port side to a pier and being set off the pier，you should（）.

A.swing wide and approach the pier so as to land starboard side to
B.approach the pier on a parallel course at reduced speed
C.make your approach at a greater angle than in calm weather
D.point the vessel's head well up into the slip and decrease your speed

单项选择题

Mooring with two bow anchors has which major advantage over anchoring with one bow anchor? （）.

A.The vessel will not reverse direction in a tidal current
B.The radius of the vessel's swing will be shortened
C.A mooring approach may be made from any direction
D.The vessel will not swing with a change in wind

单项选择题

Leg penetration to depths which require pullout forces greater than that which can be supplied by the buoyancy of the hull may exist in（）.

A.soft mud
B.sand
C.silt
D.soft to firm clays