A.Ensure the bight is not fouled by taking up slack
B.Pay out the line smartly and keep it free for running
C.Secure the line by adding more turns
D.Surge the line so it maintains a strain without parting
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A.Using a medium graphite grease as a lubricant
B.Operating a winch too slow
C.Using a sheave with an undersized throat
D.A sheave diameter of 24 times the wire's diameter
A.Detachable
B.Open
C.Pear shaped
D.Stud link
A.Single whip
B.Gun tackle
C.Luff tackle
D.Twofold purchase
A.A line led forward from the bow
B.A line led aft from the bow
C.A line led in the same direction as the keel
D.A line led at a right angle to the keel
A.on only the forward falls
B.on only the after falls
C.with a lead of about 45 degrees to the boat
D.from the falls to the main deck of the vessel
最新試題
What term indicates the line drawn at the top of the flat plate keel（）.
The margin plate is the（）.
You are operating a lift boat.When beginning to jack down you should（）.
The process of lowering a boom to a horizontal position and onto its deck support is called（）.
You have been towing astern and have just let go the tow.Your deckhands are pulling in and faking the towline by hand on the stern.The most dangerous action to take is to（）.
The vessel or other goods upon which the Works have been carried out must be（）from the Repairer’s worksite within 3 days after the invoice date or in accordance with other written notification by the Repairer to the Customer.
The terms ceiling and margin plate are associated with the（）.
What is TRUE about hoisting operations（）.
When lowering lifeboats in heavy seas，a good practice is to rig frapping lines（）.
Which mooring line prevents sideways motion of a vessel moored to a pier（）.