A.as much fuel as
B.less fuel than
C.less fuel as
D.more fuel than
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A.reduce its speed
B.find out its trouble
C.eliminate its trouble
D.all the above
A.Diesel engines have more advantages in comparison with gasoline engines
B.Diesel engines have more advantages in comparison to gasoline engines
C.Gasoline engines have more advantages in comparison with diesel engines
D.Gasoline engines have more advantages in comparison to diesel engines
A.has much to do with the operation of the engine and its life
B.have much to do with the operation of the engine and its life
C.has much doing with the operation of the engine and its life
D.have much doing with the operation of the engine and its life
A.be affected
B.affect
C.be effected
D.effect
A.look for
B.find out
C.consult
D.read
最新試題
Combustion knock occurring in a diesel engine can be caused by ().
The function of diesel engine piston compression rings is to ().
In a simple mechanical governor, the ().
The highest pressure in a diesel engine cylinder normally occurs ().
The ability of the governor to prevent fluctuations in engine speed is termed ().
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm ().
The minimum speed an engine must attain before ignition can occur depends upon ().
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting ().
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to ().
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a ().