A.The detergency；the alkalinity
B.The alkalinity；the detergency
C.The inhabitant；the water
D.The additives；the distilled water
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A.An air receiver
B.An operating valve
C.An automatic valve
D.An air distributor
A.A variable pitch propeller
B.A variable pitch nut
C.A fixed pitch parallel
D.A fixed pitch screw
A.The piston rod
B.The cross head pin
C.The gudgeon pin
D.The crank-pin
A.A filter
B.A centrifuge
C.A distiller
D.A generator
A.Water energy
B.Electrical energy
C.Chemical energy
D.Heat energy
最新試題
Combustion knock occurring in a diesel engine can be caused by （）.
An automated diesel engine should normally shut down due to （）
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Proper filtering and straining of fuel oil is important because the （）.
A thrust bearing is used with a propulsion diesel engine to （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
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?（）
Maximum horsepower of a diesel engine is attained （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.