Diesel engines obtain combustion air through turbo chargers,blowers,or ______.
A.Air starters
B.Carburetors
C.Natural aspiration
D.Air receivers
第1题
A.With both pumps on line at the same time
B.With one pump on standby
C.With the follow-up gear disconnected
D.Only when the rudder is moved amidships
第2题
A.low and at the shortest distance
B.low and at the furthest distance
C.high and at the shortest distance
D.high and at the furthest distance
第3题
A.Cylinder head valves
B.Ports
C.Turbo chargers
D.Bleeder valves
第4题
A.Light blue haze
B.Light brown haze
C.Light gray haze
D.Perfectly clear
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