A.low firing pressure and low exhaust temperatures
B.low firing pressure and normal exhaust temperatures
C.high firing pressure and low exhaust temperatures
D.high firing pressure and high exhaust temperatures
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A.large conical springs
B.compressed air pressure
C.hydraulic pressure
D.exhaust gas pressure
A.hour
B.day
C.week
D.month
A.Engine is hard to start
B.Engine misses
C.Surges at governed RPM
D.Coolant temperature is too low
A.regulating the level of corrosion inhibitor in the primary cooling system
B.the level of the freshwater expansion tank
C.varying the engine load to meet temperature requirements
D.the operation of the thermostatic valve
A.oil spray
B.oil bath
C.oil control rings
D.drilled passage through the camshaft
最新試題
To determine if the lube oil filter elements need changing, （）.
An automated diesel engine should normally shut down due to （）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock occurring in a diesel engine can be caused by （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The function of diesel engine piston compression rings is to （）.
In a simple mechanical governor, the （）.