A.by an fuel valve
B.through an inlet valve
C.with an exhaust valve
D.from an outlet valve
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A.piston crown
B.piston ring groove
C.piston skirt
D.piston ring area
A.one propulsion
B.two propulsions
C.two revolutions
D.one revolution
A.cooling water
B.vapor from the boiler
C.starting air
D.hot gases
A.constant
B.pulse
C.high
D.none of the above
A.piston crown
B.piston groove
C.piston skirt
D.piston ring belt
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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?（）
Proper filtering and straining of fuel oil is important because the （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
The highest pressure in a diesel engine cylinder normally occurs （）.
Maximum horsepower of a diesel engine is attained （）.
Diesel engine control can be obtained by the bridge （）.
The function of diesel engine piston compression rings is to （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In a simple mechanical governor, the （）.