單項(xiàng)選擇題Pilotage in this country is().

A.Free of charge
B.Important
C.Required
D.Unnecessary


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2.單項(xiàng)選擇題If the winch should fail while you are hauling in the anchor,what prevents the anchor cable from running out().

A.Chain stopper
B.Devil's claw
C.Hawse ratchet
D.Riding pawl

3.單項(xiàng)選擇題If the ship is alongside the wharf,what kind of()is used?

A.pilot ladder
B.rope ladder
C.rod ladder
D.accommodation ladder

4.單項(xiàng)選擇題If a ship has sternway,with accommodation block aft,she may settle with the wind().

A.on her beam
B.on her stern
C.on her bow
D.broad on the quarter

5.單項(xiàng)選擇題Conventional anchors are least likely to hold in a bottom consisting of().

A.soft clay
B.hard mud
C.very soft mud
D.sand

最新試題

Which would you NOT use to report the amount of anchor chain out? Three shots().

題型:?jiǎn)雾?xiàng)選擇題

If a ship has sternway,with accommodation block aft,she may settle with the wind().

題型:?jiǎn)雾?xiàng)選擇題

When turning a ship in restricted space with a strong wind,it is normally best to().

題型:?jiǎn)雾?xiàng)選擇題

Which safety check(s)should be made before letting go the anchor().

題型:?jiǎn)雾?xiàng)選擇題

Conventional anchors are least likely to hold in a bottom consisting of().

題型:?jiǎn)雾?xiàng)選擇題

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.

題型:?jiǎn)雾?xiàng)選擇題

When anchoring,good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use().

題型:?jiǎn)雾?xiàng)選擇題

That()is not caused by shallow water.

題型:?jiǎn)雾?xiàng)選擇題

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().

題型:?jiǎn)雾?xiàng)選擇題

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().

題型:?jiǎn)雾?xiàng)選擇題