A.to fuel oil instead of diesel oil
B.for fuel oil instead of diesel oil
C.to diesel oil into fuel oil
D.for diesel oil into fuel oil
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A.as much fuel as
B.less fuel than
C.less fuel as
D.more fuel than
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
最新試題
The function of diesel engine piston compression rings is to （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
The main purpose of the piston oil scraper rings is to （）.
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 （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Combustion knock occurring in a diesel engine can be caused by （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.