单项选择题X 纠错
A.starting the ME
B.starting the emergency electric alternator
C.driving the main turbine
D.driving the turbocharger
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单项选择题
A.air compressor
B.refrigeration compressor
C.vacuum pump
D.purifier
单项选择题
A.boiling off
B.flash evaporation
C.condensation
D.none of the above
单项选择题
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
单项选择题
A.to decrease scale formation
B.for better cooling effect
C.for more economical purpose
D.to raise vacuum
单项选择题
A.a brine pump
B.an air ejector
C.a feed water pump
D.a condensate pump
单项选择题
A.a brine pump
B.an air ejector
C.a feed pump
D.distillate pump
单项选择题
A.dispose
B.dissolve
C.heat
D.dissipates
单项选择题
A.Evaporation
B.Circulation
C.Condensation
D.Distillation
单项选择题
A.Hydraulic oil
B.Animal oil
C.Light oil
D.Fuel oil
单项选择题
A.Motors
B.Check valves
C.Safety valves
D.Reducing valve