A.Always secure the gantline to the chair with a bowline
B.Always have the chair hoisted with at least three turns on a winch drum
C.Any tools，paint pots etc．should be secured by lanyards
D.When riding a stay，make sure that the bow of the shackle passes through the becket of the bridle
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A.The size of the lines at the splice decreases
B.They are stronger than if knotted together
C.The overall strength of each line is increased
D.The bitter ends will resist rotting
A.Clove hitch
B.Timber hitch
C.Marlinespike hitch
D.Double blackwall hitch
A.guide the bosun's chair down a stay when applying a protective coating
B.run paint or tools up to a sailor in a chair with a heaving line
C.keep a bosun's chair from swinging with the ship's motion
D.reeve the gantline through
A.stand clear of the bitts and use two or more round turns under your figure eights
B.you can surge the line even with a single turn
C.no extra turns are necessary since nylon has a high coefficient of friction
D.stand in the bight of the line
A.Starting the disengaged windlass at high speed
B.Rigging a bull rope to pull it out
C.To grease the hawsepipe
D.To pry it loose with a short piece of pipe
最新試題
What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.
An intermediate spring is（）.
Serving is（）.
A spanner is a（）.
What are the two main types of stud link chain（）.
When two lines are spliced together,（）.
Which of the following statements concerning the rigging of bosuns’ chairs and their use is TRUE（）.
What equipment is customarily used when seamen are working on a stage rigged over the side of a vessel（）.
You are preparing to lubricate standing rigging on your vessel．When rigging a bosun’s chair on a stay with a shackle，（）.
Safety goggles or glasses are NOT normally worn when（）.