A.transport tubulars from the pipe racks to the derrick floor
B.maintain constant tension on the marine riser
C.store and secure the excess drill line
D.lower and hoist the drill string into and out of the drilled hole
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A.bevel
B.seam
C.butt
D.bond
A.tank top
B.compartment between the tank top and shell of the vessel
C.inner side of the vessel's shell
D.space between two transverse bottom frames
A.cables
B.miles
C.kilometers
D.knot
A.general plans
B.operating manual
C.builders documentation
D.CCS file
A.nozzle
B.shroud
C.strut
D.hood
最新試題
What can cause a lack of oxygen in a chain locker（）．
Your vessel has a midships engine room and the cargo is concentrated in the end holds．The vessel is（）.
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
Which statement about the hospital space on a cargo ship is TRUE（）.
What is a cofferdam（）.
The Vessel’s cargo holds are properly fitted with（）in way of hatches.
The hull is divided up into a number of watertight compartments by（）.
Which arrangement of shell plating is used most in modern shipbuilding（）.
Tonnage openings must be closed by means of（）.
Which space cannot be deducted from gross tonnage when calculating net tonnage（）.