A.low specific heat
B.high specific heat
C.corrosive action
D.high viscosity
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A.low specific heat
B.corrosive action
C.high expense
D.acid property
A.injecting fuel oil into a cylinder
B.removing exhaust gases from the cylinder
C.forcing air into the cylinders under pressure after the exhaust valve has dosed
D.a combination of all the above
A.the suction
B.the compression
C.the removal
D.the deliver
A.governor
B.safety valve
C.reducing valve
D.feed water regulator
A.automatic
B.local
C.remote
D.manual
最新試題
The highest pressure in a diesel engine cylinder normally occurs （）.
The main purpose of the piston oil scraper rings is to （）.
Diesel engine control can be obtained by the bridge （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
A diesel engine piston ring face is in direct contact with the （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Proper filtering and straining of fuel oil is important because the （）.
A thrust bearing is used with a propulsion diesel engine to （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.