A.oil spray
B.oil bath
C.oil control rings
D.drilled passage through the camshaft
您可能感興趣的試卷
你可能感興趣的試題
A.twice the crankshaft speed
B.half the crankshaft speed
C.the same speed as that of the crankshaft
D.a speed independent of that of the crankshaft
A.failing to reach rated speed
B.knocking under maximum load
C.hunting or surging under light load
D.overspeeding and running away
A.cooling water pump
B.nozzle cooling passages
C.cylinder jackets
D.heat exchanger
A.the power stroke
B.the compression stroke
C.low load operation only
D.periods of standby
A.475 RPM
B.950 RPM
C.1900 RPM
D.2400 RPM
最新試題
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
The function of diesel engine piston compression rings is to （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Diesel engine control can be obtained by the bridge （）.
The main purpose of the piston oil scraper rings is to （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）