單項(xiàng)選擇題What is a step in attaching a poured metal socket to a wire rope?（）

A.Etch the wire with acid
B.Install a wire seizing on the wire that will be inside the socket
C.Ensure the fiber core is well lubricated
D.Pour molten babbitt metal into the socket


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1.單項(xiàng)選擇題What is a spill pipe?（）

A.A drainage pipe that carries rain or spray from an upper deck to a lower deck
B.A pipe under the anchor windlass leading to the chain locker
C.A chute，usually over the stern，to lead dumped garbage clear of the hull
D.An opening in the deck leading outside the hull

2.單項(xiàng)選擇題What happens to the pulling power of a winch when retrieving wire rope?（）

A.It increases
B.It decreases
C.It remains the same
D.It fluctuates，depending on the gearing system

3.單項(xiàng)選擇題What fitting on the mast works in conjunction with the shrouds to control side bend of the mast?（）

A.Chainplate
B.Hound
C.Crowfoot
D.Spreader

4.單項(xiàng)選擇題What does the term end-for-end refer to in regard to a wire towing hawser?（）

A.Cutting off the bitter and towing ends of the wire rope
B.Splicing two wire ropes together
C.Removing the wire rope from the drum and reversing it so that the towing end becomes the bitter end
D.Removing the wire rope from the drum and turning it over so that the wire bends in the opposite direction when rolled on a drum

5.單項(xiàng)選擇題What can be used to measure the percentage of oxygen inside a chain locker?（）

A.Flame safety lamp
B.Combustible gas indicator
C.Oxygen indicator
D.H2S meter