A.riding pawl
B.buckler
C.devil's claw
D.locking ring
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A.short splice
B.long splice
C.back splice
D.spindle splice
A.boat fall
B.fairlead
C.riding pawl
D.topping lift
A.block used only with manila rope
B.chock roller
C.hinged block
D.strong block used for short，sharp pulls
A.batten
B.bench hook
C.awl
D.fid
A.decreases the size of the line
B.should be used if the line is going through a block
C.should only be used in wire rope
D.doubles the size of the line
最新試題
Anchor shackles should have a breaking strength that is（）.
The signal man assisting a crane operator has his arm extended with his fingers closed and thumb pointing upward. This is the signal to（）.
Herringbone is a term associated with（）.
The rope which is the lightest is（）.
At the instant when a string of casing being run from a ship is landed in the well head,（）.
Galvanizing would be suitable for protecting wire rope which is used for（）.
After deploying the anchor，a permanent chain chaser is（）.
A whipping is（）.
Chafing gear is used to（）.
The strongest method of forming an eye in wire rope is using（）.