單項(xiàng)選擇題Fuels of high quality with their earlier ignitions will cause higher ()pressure in cylinders of a diesel engine.

A.compression
B.maximum
C.rated
D.oil


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1.單項(xiàng)選擇題Fuel pump index is ().

A.the viscosity index
B.the fuel oil contents
C.the starting speed
D.the reading at the rack

2.單項(xiàng)選擇題Fuel oil is thought to be one of the main factors () the operation and maintenance of an engine.

A.have nothing to do with
B.having nothing to do with
C.have much to do with
D.having much to do with

3.單項(xiàng)選擇題Fuel oil is pumped by means of () from the bunker tanks.

A.a transfer pump
B.a bilge pump
C.a service pump
D.a vacuum pump

4.單項(xiàng)選擇題Fuel is not supplied to the corresponding cylinders due to ().

A.a failure of the motor
B.a failure of lubricator
C.a failure of cylinder
D.a failure of fuel pump

5.單項(xiàng)選擇題Fuel is not supplied to the corresponding cylinder due to a failure of ().

A.the motor
B.the fresh water generator
C.the governor
D.the fuel pump