單項(xiàng)選擇題Vessels lying afloat at buoys for more than 24 hours should use anchor chain for（）and insurance wire for（）.

A.bow mooring／stern line
B.forward spring／after spring
C.forward breast rope／forward spring
D.slip rope／stern line


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1.單項(xiàng)選擇題To ensure the best results during the Mediterranean moor，the chains should（）.

A.be crossed around the bow
B.tend out at right angles to the bow
C.tend aft 60°from each bow
D.tend forward 30°on either bow

2.單項(xiàng)選擇題There are two classes of vessels which，to the extent necessary to carry out their work，do not have to comply with the rule regarding traffic separation schemes. One of these is a vessel（）.

A.engaged in fishing in a traffic lane
B.servicing a submarine cable
C.towing another
D.engaged on pilotage duty

3.單項(xiàng)選擇題The ship is moored（）buoys.

A.of
B.on
C.alongside
D.to

4.單項(xiàng)選擇題The ship（）on a low rock was broken in two by the waves.

A.that had been driven
B.had been driven
C.have been driven
D.which to have been driven

5.單項(xiàng)選擇題The safest device used to secure the end of the pendant wire when it is initially passed to the anchor handling vessel is a（）.

A.pelican hook
B.hydraulic deck stopper
C.connecting link
D.shackle