默认题库 - 船舶修理业务

单选题

The deck control valve to be（）after being repaired.

A. moved and fitted again
B. removed and refitted
C. reproduced and put on again
D. returned and attached agai

单选题

The notice of casualty to a vessel must include（）.

A. a request for assistance
B. the location of the unit at the time of the casualty
C. an estimate of the cost to repair damages
D. the amount of fuel remaining

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单选题

The two factors which make underwater hull repair difficult are accessibility and the（）.

A. availability of tools
B. shape of the hull
C. pressure exerted by the water
D. threat of progressive flooding

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单选题

After riveting is completed，the joints on the shell of a vessel are generally made watertight by（）.

A. faying
B. caulking
C. felt or canvas packing
D. red lead

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单选题

I’ll have the damaged parts repaired in Hongkong and send you in due course the amount of expenses（）.

A. incurred
B. happened
C. spent
D. paying out

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单选题

The required fireman’s outfits required for ship’s are not to be used for any other purpose EXCEPT for the（）.

A. oxygen and explosion meter when it is used for detection of flare gases
B. self-contained breathing apparatus，when used as protection from gas leaking from a refrigeration unit
C. boots and gloves that are made of rubber or electrically non-conductive material，if used when repairing electrical equipment
D. lifeline，if used by personnel entering a compartment which might be deficient of oxyge

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单选题

Starting motors，generators，and other spark producing devices should be mounted as high above the bilges as possible to（）.

A. keep them dry when the bilges are full of water
B. keep them cool when the vessel is underway
C. make them more accessible for repairs
D. prevent accidental ignition of any gasoline vapors that may have accumulated in the bilge

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单选题

（）about 20 sq.m to be sand-blasted.

A. The rusting area
B. The rusted area
C. The corroded area
D. The corrosive area

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单选题

A self-contained breathing apparatus is used to（）.

A. make underwater repairs to barges
B. determine if the air in a tank is safe for men
C. enter areas that may contain dangerous fumes or lack oxygen
D. resuscitate an unconscious perso

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单选题

A special device that，when fitted into the rotary table，transmits torque to the kelly and simultaneously permits vertical movement of the kelly to make the hole is called a（）.

A. master bushing
B. kelly slips
C. kelly bushing
D. rotary bushing

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