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
You are preparing to slush a stay on your vessel by lowering yourself down the stay in a bosun’s chair.The proper way to do this is to ride down the stay on a riding shackle（）.
When rigging a stage，the standing part should be fastened to the horns of a stage with which of the following hitches（）.
Manila lines in which the strands are right-hand laid（）.
Which statement about stowing spare hose is TRUE（）.
In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.
The ladder shall（）.
The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by（）.
As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right.Which type of line is this（）.
Temporary Certificates of Inspection are effective until the（）.
When paying out nylon line from around the bitts（）.