A.for portable fenders
B.for ground tackle
C.on the inside of the hawsepipe
D.on mooring lines
您可能感興趣的試卷
你可能感興趣的試題
A.a factor of safety
B.additional strength
C.a distribution of the towing load
D.All of the above
A.the total weight in air of the casing string is removed from the ship
B.the hook load (weight of the casing string) is removed from the ship
C.the weight of the casing inside the riser is removed from the ship
D.the weight of the casing string added to the weight of the fill-up mud is removed from the ship
A.equal to the chains they are connecting
B.25% more than the chains they are connecting
C.50% more than the chains they are connecting
D.100% more than the chains they are connecting
A.half the breaking strength of the mooring line
B.the full breaking strength of the mooring line
C.the maximum expected tension of the mooring line
D.50% over the working tension of the mooring line
A.removed from the anchor chain
B.connected to a buoy at the anchor
C.stripped back to the rig and secured
D.connected to a buoy halfway down the chain
最新試題
The rope which is rove from the truck to be used with a bos’n chair is called a（）.
Anchor shackles should have a breaking strength that is（）.
An anchor winch should be equipped with mechanical brakes capable of holding（）.
Manila lines in which the strands are right-hand laid（）.
Herringbone is a term associated with（）.
The only wire rope termination which may be made in the field is（）.
The purpose of a devil’s claw is to（）.
Cribbing is（）.
If kinking results while wire rope is being coiled clockwise，you should（）.
In securing a towing cable，consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by（）.