A.release
B.absorb
C.develop
D.regenerate
您可能感兴趣的试卷
你可能感兴趣的试题
A.Refrigerator
B.Refrigerant
C.Cooling medium
D.Brine
A.fan
B.compressor
C.condenser
D.evaporator
A.starting air bottles
B.diesel engines
C.boilers
D.refrigeration compressors
A.below
B.above
C.equal to
D.much larger than
A.starting the ME
B.starting the emergency electric alternator
C.driving the main turbine
D.driving the turbocharger
A.air compressor
B.refrigeration compressor
C.vacuum pump
D.purifier
A.boiling off
B.flash evaporation
C.condensation
D.none of the above
A.to cut down the amount of cooling water needed
B.to prevent an excess amount of cooling water from being discharged to the bilges
C.to supply hot water to the evaporator for more economical operation
D.None of the above is tree
A.to decrease scale formation
B.for better cooling effect
C.for more economical purpose
D.to raise vacuum
A.a brine pump
B.an air ejector
C.a feed water pump
D.a condensate pump
最新试题
The control mode in which the final control element is moved from one of two flexed positions to the other is known as ().
Low compressor head pressure in a refrigeration system can be caused by().
If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will ().
Thermostatic expansion valves can be adjusted for ().
A grease gun is generally used to lubricate a ().
A pressure drop through the refrigerant liquid line may cause ().
Pitting in the suction areas of a centrifugal pump bronze impeller is usually caused by ().
The major source of chemical contaminants in hydraulic fluid is ().
The rate of heat transfer between the hot and cold fluids passing through a shell-and-tube type heat exchanger will ().
A salinity indicator is used to determine the ().