A.Distance line
B.Gantline
C.Heaving line
D.Tag line
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A.The bottom block touches the top block
B.The line has jumped the sheaves
C.There are turns in the fall
D.You have two blocks
A.strips of burlap
B.heavy paper
C.dunnage boards
D.strips of rope yarn
A.the cargo fall
B.The cargo hoisting wire rope
C.the topping lift
D.the cargo whip
A.Nylon
B.Dacron
C.Manila
D.Sisal
A.forming temporary eyes in lines
B.joining two lines of equal size
C.keeping line from unlaying or fraying
D.joining two lines of different size
最新試題
What should you do to a line to prevent fraying where it passes over the side of the vessel（）.
The use of（）between bags may lead to chafe and tearing of the bags.
Which lashing materials would be used in securing light vehicles aboard Ro-Ro vessels（）.
Neglecting friction，you desire to lift a 300 kgs weight with a stress on the hauling part of 100 kgs.Which of the following tackles would you use（）.
When cutting wire rope，seizings are put on each side of the cut.The seizings prevent the wire from unlaying and also（）.
Which material should NOT be used to secure cargo on deck for a voyage（）.
What is NOT running rigging（）.
Which knot reduces the strength of a line by the LEAST amount（）.
When towing，what is the main reason for using a chain bridle on a wire hawser（）.
Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use（）.