A.cargo runners
B.stays
C.topping lifts
D.All of the above
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A.fatigue
B.corrosion
C.distortion
D.abrasion
A.wooden blocks or dunnage placed between a deck load and the deck
B.the chains and shackles used to secure a deck cargo
C.a crate in which a deck cargo is packaged
D.cardboard separation pieces placed between deck loads to prevent chafing
A.has less strength than manila line
B.has more strength than manila line
C.is equivalent to manila line
D.will rot quicker than manila line
A.anchor the boat
B.pick up heavy loads
C.protect fiber rope from abrasion
D.strengthen mooring lines
A.for portable fenders
B.for ground tackle
C.on the inside of the hawsepipe
D.on mooring lines
最新試題
If an attempt is made to hoist a load that exceeds the capacity of an electric winch，an overload safety device causes a circuit breaker to cut off the current to the winch motor（）.
The rope which is rove from the truck to be used with a bos’n chair is called a（）.
Chafing gear is normally used（）.
The strongest method of forming an eye in wire rope is using（）.
A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a（）.
Galvanizing would be suitable for protecting wire rope which is used for（）.
At the instant when a string of casing being run from a ship is landed in the well head,（）.
Compared to manila line，size for size，nylon line（）.
Manila slings should not be used to load（）.
Anchor shackles should have a breaking strength that is（）.