A.join two lines of different sizes
B.join two lines of equal sizes
C.add strength to a weak spot in a line
D.act as a stopper to transfer a line under strain
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A.act as a chain stopper
B.prevent the windlass from engaging
C.prevent the chain from fouling on deck
D.control the wildcat
A.swaged socket
B.thimbled mechanical splice
C.hand splice
D.spelter poured and resin sockets
A.give flexibility
B.support the strands laid around it
C.allow some circulation around the strands
D.allow lubrication inside the rope
A.Gun tackle
B.Luff tackle
C.Two-fold tackle
D.Double-luff tackle
A.cotton
B.lumber
C.steel
D.tires
最新試題
The standing part of a tackle is（）.
After deploying the anchor，a permanent chain chaser is（）.
A whipping is（）.
A whipping on a fiber line（）.
Chafing gear is used to（）.
A tackle by which the outer end of a boom is raised and lowered is the topping（）.
The rope which is the lightest is（）.
In moderate wind and current what should be the length of chain with a single anchor?（）
The signal man assisting a crane operator has his arm extended with his fingers closed and thumb pointing upward. This is the signal to（）.
Manila slings should not be used to load（）.