compressors
forced fans
ventilators
generators
第1题：
What is the function of an air receiver in the compressed air system on a ship?
A.Condenses moisture
B.Provides overpressure protection
C.Purifies the air
D.Acts as an accumulator
第2题：
the cylinder head
the cross-head
the moving piston
the stationary piston
第3题：
Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger? .
A.Reduce engine speed to idle before removing the filter
B.Soak the dirty filter in kerosene only
C.Blow out the air inlet with compressed air
D.Cover the air inlet after removing the filter
第4题：
high pressure fluid accumulators
driving air-powered plunger pumps
filling open-circuit breathing systems
bladder-type accumulators
第5题：
(1) only is correct
(2) only is correct
both (1) and (2) are correct
neither (1) or (2) are correct
第6题：
A technician is tasked with clearing all dust covering the fan vents of servers in a small office.Which of the following tools would be the BEST option?（）
第7题：
Protects against suction valve float
Provides a positive pressure on the air inlet valves
Prevents lubricating oil contamination of the compressed air supply
Protects against the damaging effects of airborne solid particles
第8题：
Restrictions occurring in the small orifices(孔) of pneumatic control system components can be caused by ______.
A.moisture in the compressed air supply
B.excessive dryness in the compressed air supply
C.pressure surging in the compressed air receiver
D.insufficient lubrication of the system components
第9题：
Condenses moisture
Provides overpressure protection
Purifies the air
Acts as an accumulator
第10题：
increase the density of the cylinder air charge
prevent turbocharger overheating
liminate the need for a pre-cooler
remove moisture from air compressed by the turbocharger