A.a modern diesel engine;a turbine wheel
B.a modem diesel engine;exhaust gases
C.a compressor;an exhaust gas turbocharger
D.a compressor;a turbine wheel
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A.the supply of normal air and removal of compressed air
B.the supply of fuel oil and combustion of the atomized oil
C.the supply of fresh air and removal of exhaust gases
D.the supply of fresh air and removal of the extra heat
A.the use of a poor quality oil
B.the deterioration of its properties
C.the formation of deposits
D.the reduction in heat transfer ability
A.lubricating
B.cooling
C.cleaning
D.neutralizing
A.lubricating
B.cooling
C.sealing
D.cleaning
A.is coming upward;cylinder ring belt
B.is going downward;piston ring belt
C.is coming upward;piston ring belt
D.is going downward;cylinder ring belt
A.Large crosshead type;crossheads
B.High speed;the cylinders
C.Large crosshead type;the cylinders
D.Four-stroke;pistons and cylinders
A.removing heat and deposits
B.neutralizing acidic products
C.lubricating
D.improving combustion efficiency
A.camshaft;fresh air
B.camshaft;starting air
C.electronic motor which is controlled by a computer;fresh air
D.electronic motor which is controlled by a computer;starting air
A.the starting air supply is cut off and fuel is injected into the cylinders
B.the fuel feeding is cut off and the turning gear is put in
C.the starting air supply is cut off and turning gear is taken out
D.the electric blower is shut down and fuel is injected into the cylinders
A.suction stroke
B.compression stroke
C.power stroke
D.exhaust stroke
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