單項(xiàng)選擇題What type of stopper would you use on a nylon mooring line? ()

A.Chain
B.Nylon
C.Manila
D.Wire


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1.單項(xiàng)選擇題What is the purpose of the intermediate spring?()

A.Serves as a backup for the main tow hawser in case of failure
B.Provides weight and flexibility to the total tow makeup
C.Lengthens the main tow hawser to keep the tow in step
D.Distributes the towing load

2.單項(xiàng)選擇題What could cause a significant difference between actual chain tension and the tension measured by the tensiometer? ()

A.The type of anchor and mooring line being used
B.The type of bottom in which the ship is anchored
C.A significant difference between air and water temperature
D.The chain contacting a chock or fairlead between the tensiometer and the lower swivel fairlead

4.單項(xiàng)選擇題Wale shores would be used when drydocking a vessel with().

A.tumble home
B.excessive deadrise
C.excessive trim
D.a list

5.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