单项选择题
The two strokes of a two-stroke/cycle diesel engine are （）
A.power and intake
B.intake and exhaust
C.exhaust and compression
D.compression and power
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相关考题
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单项选择题
Which of the items listed causes a direct acting mechanical governor to operate the engine fuel control linkage?（）
A.Hydraulic oil pressure
B.Servomotor action
C.Flyweight centrifugal force
D.Relay motion -
单项选择题
Combustion knock occurring in a diesel engine can be caused by （）
A.low coolant temperature
B.insufficient fuel
C.high ambient temperature
D.carbon buildup on the injector tips -
单项选择题
Crankcase explosions in propulsion diesel result from（）
A.the splashing of lubrication oil by the crankshaft
B.the dilution of crankcase oil with particles of combustion
C.broken fuel lines spraying oil on the crankcase
D.the ignition of unburned fuel and air in the crankcase
