A.Chain stopper
B.Devil's claw
C.Hawse ratchet
D.Riding pawl
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A.pilot ladder
B.rope ladder
C.rod ladder
D.accommodation ladder
A.on her beam
B.on her stern
C.on her bow
D.broad on the quarter
A.soft clay
B.hard mud
C.very soft mud
D.sand
A.in many places a counter current flows in opposition to the main current close to the bank
B.current can vary with depth of water and large deep draught ships can experience different current effects at differing parts of the hull tend to turn to the wind
C.as speed is reduced，the increased proportion of the ship's vector which is attributable to current will set the ship close to obstructions
D.when close to the berth in a head current，there is a danger that flow inshore of the ship becomes restricted and the ship is subject to interactive forces
A.the pivot point and point of influence of wind in are not in alignment
B.the pivot point and point of influence of wind in are in alignment
C.the point of influence of wind moves depending on the profile of the ship presented to the wind
D.the ship steams slowly in rough seas
最新試題
When anchoring，good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use（）.
You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots.You can help to calm the seas by taking what action just before the pilot boat comes along on the port side（）.
Which safety check（s）should be made before letting go the anchor（）.
When turning a ship in restricted space with a strong wind，it is normally best to（）.
A check line is（）.
Which would you NOT use to report the amount of anchor chain out? Three shots（）.
Sometimes lights are（）by fog，haze，dust，smoke，or precipitation which may be present at the light，or between the light and the observer，and which is possibly unknown by the observer.
You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn.If you observe the buoy moving aft relative to you，what should you do（）.
When weighing anchor in a rough sea，how would you avoid risk of damaging the bow plating （）.
When entering the bridge，pilots of the Suez Canal want the master of the ship to fill in （）.